20218862160

素因数分解:

$2^4\times 3^2\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:229

約数の個数: 960

約数和(自身を含む): 86661120000

約数和(自身を除く): 66442257840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 31, 35, 36, 38, 40, 42, 45, 48, 49, 56, 57, 60, 62, 63, 70, 72, 76, 80, 84, 90, 93, 95, 98, 105, 112, 114, 120, 124, 126, 133, 139, 140, 144, 147, 152, 155, 168, 171, 180, 186, 190, 196, 210, 217, 228, 240, 245, 248, 252, 266, 278, 279, 280, 285, 294, 304, 310, 315, 336, 342, 343, 360, 372, 380, 392, 399, 417, 420, 434, 441, 456, 465, 490, 496, 504, 532, 556, 558, 560, 570, 588, 589, 620, 630, 651, 665, 684, 686, 695, 720, 735, 744, 760, 784, 798, 834, 840, 855, 868, 882, 912, 930, 931, 973, 980, 1008, 1029, 1064, 1085, 1112, 1116, 1140, 1176, 1178, 1197, 1240, 1251, 1260, 1302, 1330, 1368, 1372, 1390, 1395, 1470, 1488, 1519, 1520, 1596, 1668, 1680, 1710, 1715, 1736, 1764, 1767, 1860, 1862, 1946, 1953, 1960, 1995, 2058, 2085, 2128, 2170, 2205, 2224, 2232, 2280, 2352, 2356, 2394, 2480, 2502, 2520, 2604, 2641, 2660, 2736, 2744, 2780, 2790, 2793, 2919, 2940, 2945, 3038, 3087, 3192, 3255, 3336, 3420, 3430, 3472, 3528, 3534, 3720, 3724, 3892, 3906, 3920, 3990, 4116, 4123, 4170, 4309, 4340, 4410, 4464, 4557, 4560, 4655, 4712, 4788, 4865, 5004, 5040, 5145, 5208, 5282, 5301, 5320, 5488, 5560, 5580, 5586, 5838, 5880, 5890, 5985, 6076, 6174, 6255, 6384, 6510, 6517, 6672, 6811, 6840, 6860, 7056, 7068, 7440, 7448, 7595, 7784, 7812, 7923, 7980, 8232, 8246, 8340, 8379, 8618, 8680, 8757, 8820, 8835, 9114, 9310, 9424, 9576, 9730, 9765, 10008, 10290, 10416, 10564, 10602, 10633, 10640, 11120, 11160, 11172, 11676, 11760, 11780, 11970, 12152, 12348, 12369, 12510, 12927, 13020, 13034, 13205, 13622, 13671, 13680, 13720, 13965, 14136, 14595, 14896, 15190, 15435, 15568, 15624, 15846, 15960, 16464, 16492, 16680, 16758, 17236, 17360, 17514, 17640, 17670, 18228, 18487, 18620, 19152, 19460, 19530, 19551, 20016, 20433, 20580, 20615, 21128, 21204, 21266, 21545, 22320, 22344, 22785, 23352, 23560, 23769, 23940, 24304, 24696, 24738, 25020, 25854, 26040, 26068, 26410, 26505, 27244, 27342, 27440, 27930, 28272, 28861, 29190, 30163, 30380, 30870, 31248, 31692, 31899, 31920, 32585, 32984, 33360, 33516, 34055, 34472, 35028, 35280, 35340, 36456, 36974, 37107, 37240, 38781, 38920, 39060, 39102, 39615, 40866, 41160, 41230, 41895, 42256, 42408, 42532, 43090, 43785, 44688, 45570, 46704, 47120, 47538, 47677, 47880, 49392, 49476, 50040, 51708, 52080, 52136, 52820, 53010, 53165, 54488, 54684, 55461, 55860, 57722, 58380, 58653, 60326, 60760, 61299, 61740, 61845, 63384, 63798, 64635, 65170, 65968, 67032, 68110, 68355, 68944, 70056, 70680, 72912, 73948, 74214, 74480, 77562, 77840, 78120, 78204, 79230, 81732, 81871, 82320, 82460, 83790, 84816, 85064, 86180, 86583, 87570, 90489, 91140, 92435, 95076, 95354, 95697, 95760, 97755, 98952, 100080, 102165, 103416, 104272, 105640, 106020, 106330, 108976, 109368, 110922, 111720, 115444, 116760, 117306, 118845, 120652, 121520, 122598, 123480, 123690, 126768, 127596, 129270, 129409, 130340, 134064, 136220, 136710, 140112, 141360, 143031, 144305, 147896, 148428, 150815, 155124, 156240, 156408, 158460, 159495, 163464, 163742, 164920, 166383, 167580, 170128, 172360, 173166, 175140, 180978, 182280, 184870, 185535, 190152, 190708, 191394, 193905, 195510, 197904, 202027, 204330, 206832, 211141, 211280, 212040, 212660, 218736, 221844, 223440, 230888, 233520, 234612, 237690, 238385, 241304, 245196, 245613, 246960, 247380, 255192, 258540, 258818, 259749, 260680, 271467, 272440, 273420, 277305, 286062, 288610, 293265, 295792, 296856, 301630, 306495, 310248, 312816, 316920, 318990, 326928, 327484, 329840, 332766, 335160, 344720, 346332, 350280, 361956, 364560, 369740, 371070, 380304, 381416, 382788, 387810, 388227, 391020, 404054, 408660, 409355, 422282, 424080, 425320, 429093, 432915, 443688, 452445, 461776, 469224, 475380, 476770, 478485, 482608, 490392, 491226, 494760, 510384, 517080, 517636, 519498, 521360, 542934, 544880, 546840, 554610, 572124, 573097, 577220, 586530, 593712, 603260, 606081, 612990, 620496, 633423, 633840, 637980, 647045, 654968, 665532, 670320, 692664, 700560, 715155, 723912, 736839, 739480, 742140, 762832, 765576, 775620, 776454, 782040, 808108, 817320, 818710, 831915, 844564, 850640, 858186, 865830, 887376, 904890, 905863, 938448, 950760, 953540, 956970, 980784, 982452, 989520, 1010135, 1034160, 1035272, 1038996, 1055705, 1085868, 1093680, 1109220, 1144248, 1146194, 1154440, 1164681, 1173060, 1206520, 1212162, 1225980, 1228065, 1266846, 1275960, 1294090, 1298745, 1309936, 1331064, 1357335, 1385328, 1430310, 1447824, 1473678, 1477987, 1478960, 1484280, 1531152, 1551240, 1552908, 1564080, 1616216, 1634640, 1637420, 1663830, 1689128, 1716372, 1719291, 1731660, 1809780, 1811726, 1818243, 1900269, 1901520, 1907080, 1913940, 1941135, 1964904, 2020270, 2070544, 2077992, 2111410, 2145465, 2171736, 2218440, 2288496, 2292388, 2308880, 2329362, 2346120, 2413040, 2424324, 2451960, 2456130, 2533692, 2551920, 2588180, 2597490, 2662128, 2714670, 2717589, 2860620, 2865485, 2947356, 2955974, 2968560, 3030405, 3102480, 3105816, 3167115, 3232432, 3274840, 3327660, 3378256, 3432744, 3438582, 3463320, 3619560, 3623452, 3636486, 3684195, 3800538, 3814160, 3827880, 3882270, 3929808, 4011679, 4040540, 4155984, 4222820, 4290930, 4343472, 4433961, 4436880, 4529315, 4584776, 4658724, 4692240, 4848648, 4903920, 4912260, 5067384, 5157873, 5176360, 5194980, 5429340, 5435178, 5721240, 5730970, 5823405, 5894712, 5911948, 6060810, 6211632, 6334230, 6549680, 6655320, 6865488, 6877164, 6926640, 7239120, 7246904, 7272972, 7368390, 7389935, 7601076, 7655760, 7764540, 8023358, 8081080, 8152767, 8445640, 8581860, 8596455, 8867922, 9058630, 9091215, 9169552, 9317448, 9501345, 9697296, 9824520, 10134768, 10315746, 10352720, 10389960, 10858680, 10870356, 11442480, 11461940, 11646810, 11789424, 11823896, 12035037, 12121620, 12668460, 13301883, 13310640, 13587945, 13754328, 14493808, 14545944, 14736780, 14779870, 15202152, 15529080, 16046716, 16162160, 16305534, 16891280, 17163720, 17192910, 17735844, 18117260, 18182430, 18634896, 19002690, 19649040, 20058395, 20631492, 20779920, 21717360, 21740712, 22169805, 22923880, 23293620, 23647792, 24070074, 24243240, 25336920, 25789365, 26603766, 27175890, 27508656, 28081753, 29091888, 29473560, 29559740, 30404304, 31058160, 32093432, 32611068, 34327440, 34385820, 35471688, 36105111, 36234520, 36364860, 38005380, 40116790, 40763835, 41262984, 43481424, 44339610, 45847760, 46587240, 48140148, 48486480, 50673840, 51578730, 53207532, 54351780, 56163506, 58947120, 59119480, 60175185, 64186864, 65222136, 66509415, 68771640, 70943376, 72210222, 72469040, 72729720, 76010760, 80233580, 81527670, 82525968, 84245259, 88679220, 93174480, 96280296, 103157460, 106415064, 108703560, 112327012, 118238960, 120350370, 130444272, 133018830, 137543280, 140408765, 144420444, 145459440, 152021520, 160467160, 163055340, 168490518, 177358440, 180525555, 192560592, 206314920, 212830128, 217407120, 224654024, 240700740, 252735777, 266037660, 280817530, 288840888, 320934320, 326110680, 336981036, 354716880, 361051110, 412629840, 421226295, 449308048, 481401480, 505471554, 532075320, 561635060, 577681776, 652221360, 673962072, 722102220, 842452590, 962802960, 1010943108, 1064150640, 1123270120, 1263678885, 1347924144, 1444204440, 1684905180, 2021886216, 2246540240, 2527357770, 2888408880, 3369810360, 4043772432, 5054715540, 6739620720, 10109431080, 20218862160]

約数ペア:

[(1, 20218862160), (2, 10109431080), (3, 6739620720), (4, 5054715540), (5, 4043772432), (6, 3369810360), (7, 2888408880), (8, 2527357770), (9, 2246540240), (10, 2021886216), (12, 1684905180), (14, 1444204440), (15, 1347924144), (16, 1263678885), (18, 1123270120), (19, 1064150640), (20, 1010943108), (21, 962802960), (24, 842452590), (28, 722102220), (30, 673962072), (31, 652221360), (35, 577681776), (36, 561635060), (38, 532075320), (40, 505471554), (42, 481401480), (45, 449308048), (48, 421226295), (49, 412629840), (56, 361051110), (57, 354716880), (60, 336981036), (62, 326110680), (63, 320934320), (70, 288840888), (72, 280817530), (76, 266037660), (80, 252735777), (84, 240700740), (90, 224654024), (93, 217407120), (95, 212830128), (98, 206314920), (105, 192560592), (112, 180525555), (114, 177358440), (120, 168490518), (124, 163055340), (126, 160467160), (133, 152021520), (139, 145459440), (140, 144420444), (144, 140408765), (147, 137543280), (152, 133018830), (155, 130444272), (168, 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25336920), (834, 24243240), (840, 24070074), (855, 23647792), (868, 23293620), (882, 22923880), (912, 22169805), (930, 21740712), (931, 21717360), (973, 20779920), (980, 20631492), (1008, 20058395), (1029, 19649040), (1064, 19002690), (1085, 18634896), (1112, 18182430), (1116, 18117260), (1140, 17735844), (1176, 17192910), (1178, 17163720), (1197, 16891280), (1240, 16305534), (1251, 16162160), (1260, 16046716), (1302, 15529080), (1330, 15202152), (1368, 14779870), (1372, 14736780), (1390, 14545944), (1395, 14493808), (1470, 13754328), (1488, 13587945), (1519, 13310640), (1520, 13301883), (1596, 12668460), (1668, 12121620), (1680, 12035037), (1710, 11823896), (1715, 11789424), (1736, 11646810), (1764, 11461940), (1767, 11442480), (1860, 10870356), (1862, 10858680), (1946, 10389960), (1953, 10352720), (1960, 10315746), (1995, 10134768), (2058, 9824520), (2085, 9697296), (2128, 9501345), (2170, 9317448), (2205, 9169552), (2224, 9091215), (2232, 9058630), (2280, 8867922), (2352, 8596455), (2356, 8581860), (2394, 8445640), (2480, 8152767), (2502, 8081080), (2520, 8023358), (2604, 7764540), (2641, 7655760), (2660, 7601076), (2736, 7389935), (2744, 7368390), (2780, 7272972), (2790, 7246904), (2793, 7239120), (2919, 6926640), (2940, 6877164), (2945, 6865488), (3038, 6655320), (3087, 6549680), (3192, 6334230), (3255, 6211632), (3336, 6060810), (3420, 5911948), (3430, 5894712), (3472, 5823405), (3528, 5730970), (3534, 5721240), (3720, 5435178), (3724, 5429340), (3892, 5194980), (3906, 5176360), (3920, 5157873), (3990, 5067384), (4116, 4912260), (4123, 4903920), (4170, 4848648), (4309, 4692240), (4340, 4658724), (4410, 4584776), (4464, 4529315), (4557, 4436880), (4560, 4433961), (4655, 4343472), (4712, 4290930), (4788, 4222820), (4865, 4155984), (5004, 4040540), (5040, 4011679), (5145, 3929808), (5208, 3882270), (5282, 3827880), (5301, 3814160), (5320, 3800538), (5488, 3684195), (5560, 3636486), (5580, 3623452), (5586, 3619560), (5838, 3463320), (5880, 3438582), (5890, 3432744), (5985, 3378256), (6076, 3327660), (6174, 3274840), (6255, 3232432), (6384, 3167115), (6510, 3105816), (6517, 3102480), (6672, 3030405), (6811, 2968560), (6840, 2955974), (6860, 2947356), (7056, 2865485), (7068, 2860620), (7440, 2717589), (7448, 2714670), (7595, 2662128), (7784, 2597490), (7812, 2588180), (7923, 2551920), (7980, 2533692), (8232, 2456130), (8246, 2451960), (8340, 2424324), (8379, 2413040), (8618, 2346120), (8680, 2329362), (8757, 2308880), (8820, 2292388), (8835, 2288496), (9114, 2218440), (9310, 2171736), (9424, 2145465), (9576, 2111410), (9730, 2077992), (9765, 2070544), (10008, 2020270), (10290, 1964904), (10416, 1941135), (10564, 1913940), (10602, 1907080), (10633, 1901520), (10640, 1900269), (11120, 1818243), (11160, 1811726), (11172, 1809780), (11676, 1731660), (11760, 1719291), (11780, 1716372), (11970, 1689128), (12152, 1663830), (12348, 1637420), (12369, 1634640), (12510, 1616216), (12927, 1564080), (13020, 1552908), (13034, 1551240), (13205, 1531152), (13622, 1484280), (13671, 1478960), (13680, 1477987), (13720, 1473678), (13965, 1447824), (14136, 1430310), (14595, 1385328), (14896, 1357335), (15190, 1331064), (15435, 1309936), (15568, 1298745), (15624, 1294090), (15846, 1275960), (15960, 1266846), (16464, 1228065), (16492, 1225980), (16680, 1212162), (16758, 1206520), (17236, 1173060), (17360, 1164681), (17514, 1154440), (17640, 1146194), (17670, 1144248), (18228, 1109220), (18487, 1093680), (18620, 1085868), (19152, 1055705), (19460, 1038996), (19530, 1035272), (19551, 1034160), (20016, 1010135), (20433, 989520), (20580, 982452), (20615, 980784), (21128, 956970), (21204, 953540), (21266, 950760), (21545, 938448), (22320, 905863), (22344, 904890), (22785, 887376), (23352, 865830), (23560, 858186), (23769, 850640), (23940, 844564), (24304, 831915), (24696, 818710), (24738, 817320), (25020, 808108), (25854, 782040), (26040, 776454), (26068, 775620), (26410, 765576), (26505, 762832), (27244, 742140), (27342, 739480), (27440, 736839), (27930, 723912), (28272, 715155), (28861, 700560), (29190, 692664), (30163, 670320), (30380, 665532), (30870, 654968), (31248, 647045), (31692, 637980), (31899, 633840), (31920, 633423), (32585, 620496), (32984, 612990), (33360, 606081), (33516, 603260), (34055, 593712), (34472, 586530), (35028, 577220), (35280, 573097), (35340, 572124), (36456, 554610), (36974, 546840), (37107, 544880), (37240, 542934), (38781, 521360), (38920, 519498), (39060, 517636), (39102, 517080), (39615, 510384), (40866, 494760), (41160, 491226), (41230, 490392), (41895, 482608), (42256, 478485), (42408, 476770), (42532, 475380), (43090, 469224), (43785, 461776), (44688, 452445), (45570, 443688), (46704, 432915), (47120, 429093), (47538, 425320), (47677, 424080), (47880, 422282), (49392, 409355), (49476, 408660), (50040, 404054), (51708, 391020), (52080, 388227), (52136, 387810), (52820, 382788), (53010, 381416), (53165, 380304), (54488, 371070), (54684, 369740), (55461, 364560), (55860, 361956), (57722, 350280), (58380, 346332), (58653, 344720), (60326, 335160), (60760, 332766), (61299, 329840), (61740, 327484), (61845, 326928), (63384, 318990), (63798, 316920), (64635, 312816), (65170, 310248), (65968, 306495), (67032, 301630), (68110, 296856), (68355, 295792), (68944, 293265), (70056, 288610), (70680, 286062), (72912, 277305), (73948, 273420), (74214, 272440), (74480, 271467), (77562, 260680), (77840, 259749), (78120, 258818), (78204, 258540), (79230, 255192), (81732, 247380), (81871, 246960), (82320, 245613), (82460, 245196), (83790, 241304), (84816, 238385), (85064, 237690), (86180, 234612), (86583, 233520), (87570, 230888), (90489, 223440), (91140, 221844), (92435, 218736), (95076, 212660), (95354, 212040), (95697, 211280), (95760, 211141), (97755, 206832), (98952, 204330), (100080, 202027), (102165, 197904), (103416, 195510), (104272, 193905), (105640, 191394), (106020, 190708), (106330, 190152), (108976, 185535), (109368, 184870), (110922, 182280), (111720, 180978), (115444, 175140), (116760, 173166), (117306, 172360), (118845, 170128), (120652, 167580), (121520, 166383), (122598, 164920), (123480, 163742), (123690, 163464), (126768, 159495), (127596, 158460), (129270, 156408), (129409, 156240), (130340, 155124), (134064, 150815), (136220, 148428), (136710, 147896), (140112, 144305), (141360, 143031)]