20855283120

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1$

素因数の和:642

約数の個数: 960

約数和(自身を含む): 93259745280

約数和(自身を除く): 72404462160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 19, 20, 21, 23, 24, 28, 30, 34, 35, 36, 38, 40, 42, 45, 46, 48, 51, 56, 57, 60, 63, 68, 69, 70, 72, 76, 80, 84, 85, 90, 92, 95, 102, 105, 112, 114, 115, 119, 120, 126, 133, 136, 138, 140, 144, 152, 153, 161, 168, 170, 171, 180, 184, 190, 204, 207, 210, 228, 230, 238, 240, 252, 255, 266, 272, 276, 280, 285, 304, 306, 315, 322, 323, 336, 340, 342, 345, 357, 360, 368, 380, 391, 399, 408, 414, 420, 437, 456, 460, 476, 483, 504, 510, 532, 552, 557, 560, 570, 595, 612, 630, 644, 646, 665, 680, 684, 690, 714, 720, 760, 765, 782, 798, 805, 816, 828, 840, 855, 874, 912, 920, 952, 966, 969, 1008, 1020, 1035, 1064, 1071, 1104, 1114, 1140, 1173, 1190, 1197, 1224, 1260, 1288, 1292, 1311, 1330, 1360, 1368, 1380, 1428, 1449, 1520, 1530, 1564, 1596, 1610, 1615, 1656, 1671, 1680, 1710, 1748, 1785, 1840, 1904, 1932, 1938, 1955, 1995, 2040, 2070, 2128, 2142, 2185, 2228, 2261, 2280, 2346, 2380, 2394, 2415, 2448, 2520, 2576, 2584, 2622, 2660, 2736, 2737, 2760, 2785, 2856, 2898, 2907, 3059, 3060, 3128, 3192, 3220, 3230, 3312, 3342, 3420, 3496, 3519, 3570, 3864, 3876, 3899, 3910, 3933, 3990, 4080, 4140, 4284, 4370, 4456, 4522, 4560, 4692, 4760, 4788, 4830, 4845, 5013, 5040, 5168, 5244, 5320, 5355, 5474, 5520, 5570, 5712, 5796, 5814, 5865, 5985, 6118, 6120, 6256, 6384, 6440, 6460, 6555, 6684, 6783, 6840, 6992, 7038, 7140, 7245, 7429, 7728, 7752, 7798, 7820, 7866, 7980, 8211, 8280, 8355, 8568, 8740, 8912, 9044, 9177, 9384, 9469, 9520, 9576, 9660, 9690, 10026, 10488, 10583, 10640, 10710, 10948, 11140, 11305, 11592, 11628, 11697, 11730, 11970, 12236, 12240, 12811, 12880, 12920, 13110, 13368, 13566, 13680, 13685, 14076, 14280, 14490, 14535, 14858, 15295, 15504, 15596, 15640, 15732, 15960, 16422, 16560, 16710, 17136, 17480, 17595, 18088, 18354, 18768, 18938, 19152, 19320, 19380, 19495, 19665, 20052, 20349, 20976, 21166, 21420, 21896, 22280, 22287, 22610, 23184, 23256, 23394, 23460, 23940, 24472, 24633, 25065, 25622, 25840, 26220, 26736, 27132, 27370, 27531, 28152, 28407, 28560, 28980, 29070, 29716, 30590, 31192, 31280, 31464, 31749, 31920, 32844, 33420, 33915, 34960, 35091, 35190, 36176, 36708, 37145, 37876, 38433, 38640, 38760, 38990, 39330, 40104, 40698, 41055, 42332, 42840, 43792, 44560, 44574, 45220, 45885, 46512, 46788, 46920, 47345, 47880, 48944, 49266, 50130, 51244, 52003, 52440, 52915, 54264, 54740, 55062, 56304, 56814, 57960, 58140, 58485, 59432, 61180, 62384, 62928, 63498, 64055, 65688, 66283, 66840, 66861, 67830, 70182, 70380, 73416, 74081, 74290, 75752, 76866, 77520, 77980, 78660, 80208, 81396, 82110, 84664, 85221, 85680, 89148, 89677, 90440, 91770, 93576, 93840, 94690, 95247, 95760, 98532, 100260, 101745, 102488, 104006, 104880, 105830, 108528, 109480, 110124, 111435, 113628, 115299, 115920, 116280, 116970, 118864, 122360, 123165, 126996, 128110, 131376, 132566, 133680, 133722, 135660, 137655, 140364, 140760, 142035, 146832, 148162, 148580, 151504, 153732, 155960, 156009, 157320, 158745, 162792, 164220, 169328, 170442, 175455, 178296, 179354, 179911, 180880, 183540, 187152, 189380, 190494, 192165, 197064, 198849, 200520, 203490, 204976, 208012, 211660, 217787, 218960, 220248, 222243, 222870, 227256, 230598, 232560, 233940, 243409, 244720, 246330, 253992, 256220, 260015, 265132, 267444, 269031, 271320, 275310, 280728, 281520, 284070, 296324, 297160, 307464, 311920, 312018, 314640, 317490, 325584, 328440, 331415, 334305, 340884, 350910, 356592, 358708, 359822, 367080, 370405, 378760, 380988, 384330, 394128, 397698, 401040, 406980, 416024, 423320, 426105, 435574, 440496, 444486, 445740, 448385, 454512, 461196, 467880, 468027, 476235, 486818, 492660, 507984, 512440, 520030, 530264, 534888, 538062, 539733, 542640, 550620, 561456, 568140, 576495, 592648, 594320, 596547, 614928, 624036, 634980, 653361, 656880, 662830, 666729, 668610, 681768, 701820, 717416, 719644, 730227, 734160, 740810, 757520, 761976, 768660, 780045, 795396, 807093, 813960, 832048, 846640, 852210, 871148, 888972, 891480, 896770, 899555, 922392, 935760, 936054, 952470, 973636, 985320, 994245, 1024880, 1040060, 1060528, 1069776, 1076124, 1079466, 1088935, 1101240, 1111215, 1136280, 1152990, 1185296, 1193094, 1217045, 1248072, 1259377, 1269960, 1306722, 1325660, 1333458, 1337220, 1345155, 1363536, 1403640, 1434832, 1439288, 1460454, 1481620, 1523952, 1524509, 1537320, 1560090, 1590792, 1614186, 1619199, 1627920, 1703863, 1704420, 1742296, 1777944, 1782960, 1793540, 1799110, 1844784, 1872108, 1904940, 1947272, 1960083, 1970640, 1988490, 2080120, 2152248, 2158932, 2177870, 2190681, 2202480, 2222430, 2272560, 2305980, 2340135, 2386188, 2434090, 2496144, 2518754, 2539920, 2613444, 2651320, 2666916, 2674440, 2690310, 2698665, 2807280, 2878576, 2920908, 2963240, 2982735, 3049018, 3074640, 3120180, 3181584, 3228372, 3238398, 3266805, 3333645, 3407726, 3408840, 3484592, 3555888, 3587080, 3598220, 3651135, 3744216, 3778131, 3809880, 3894544, 3920166, 3976980, 4035465, 4137953, 4160240, 4304496, 4317864, 4355740, 4381362, 4444860, 4573527, 4611960, 4680270, 4772376, 4868180, 5037508, 5111589, 5226888, 5302640, 5333832, 5348880, 5380620, 5397330, 5841816, 5926480, 5965470, 6098036, 6240360, 6296885, 6456744, 6476796, 6533610, 6667290, 6815452, 6817680, 7174160, 7196440, 7302270, 7488432, 7556262, 7619760, 7622545, 7840332, 7953960, 8070930, 8095995, 8275906, 8519315, 8635728, 8711480, 8762724, 8889720, 9147054, 9223920, 9360540, 9544752, 9736360, 9800415, 10075016, 10223178, 10453776, 10667664, 10761240, 10794660, 10953405, 11334393, 11683632, 11930940, 12196072, 12413859, 12480720, 12593770, 12913488, 12953592, 13067220, 13334580, 13630904, 13720581, 14392880, 14604540, 15112524, 15245090, 15334767, 15680664, 15907920, 16141860, 16191990, 16551812, 17038630, 17422960, 17525448, 17779440, 18294108, 18721080, 18890655, 19472720, 19600830, 20150032, 20446356, 20689765, 21522480, 21589320, 21906810, 22668786, 22867635, 23861880, 24392144, 24827718, 25187540, 25557945, 25907184, 26134440, 26669160, 27261808, 27441162, 28965671, 29209080, 30225048, 30490180, 30669534, 31361328, 32283720, 32383980, 33103624, 34077260, 35050896, 36588216, 37241577, 37442160, 37781310, 39201660, 40892712, 41379530, 43178640, 43813620, 45337572, 45735270, 47723760, 49655436, 50375080, 51115890, 52268880, 53338320, 54882324, 56671965, 57931342, 58418160, 60450096, 60980360, 61339068, 62069295, 64567440, 64767960, 66207248, 68154520, 68602905, 73176432, 74483154, 75562620, 76673835, 78403320, 81785424, 82759060, 86897013, 87627240, 90675144, 91470540, 99310872, 100750160, 102231780, 109764648, 113343930, 115862684, 121960720, 122678136, 124138590, 129535920, 136309040, 137205810, 144828355, 148966308, 151125240, 153347670, 156806640, 165518120, 173794026, 175254480, 181350288, 182941080, 186207885, 198621744, 204463560, 219529296, 226687860, 231725368, 245356272, 248277180, 260691039, 274411620, 289656710, 297932616, 302250480, 306695340, 331036240, 347588052, 365882160, 372415770, 408927120, 434485065, 453375720, 463450736, 496554360, 521382078, 548823240, 579313420, 595865232, 613390680, 695176104, 744831540, 868970130, 906751440, 993108720, 1042764156, 1097646480, 1158626840, 1226781360, 1303455195, 1390352208, 1489663080, 1737940260, 2085528312, 2317253680, 2606910390, 2979326160, 3475880520, 4171056624, 5213820780, 6951761040, 10427641560, 20855283120]

約数ペア:

[(1, 20855283120), (2, 10427641560), (3, 6951761040), (4, 5213820780), (5, 4171056624), (6, 3475880520), (7, 2979326160), (8, 2606910390), (9, 2317253680), (10, 2085528312), (12, 1737940260), (14, 1489663080), (15, 1390352208), (16, 1303455195), (17, 1226781360), (18, 1158626840), (19, 1097646480), (20, 1042764156), (21, 993108720), (23, 906751440), (24, 868970130), (28, 744831540), (30, 695176104), (34, 613390680), (35, 595865232), (36, 579313420), (38, 548823240), (40, 521382078), (42, 496554360), (45, 463450736), (46, 453375720), (48, 434485065), (51, 408927120), (56, 372415770), (57, 365882160), (60, 347588052), (63, 331036240), (68, 306695340), (69, 302250480), (70, 297932616), (72, 289656710), (76, 274411620), (80, 260691039), (84, 248277180), (85, 245356272), (90, 231725368), (92, 226687860), (95, 219529296), (102, 204463560), (105, 198621744), (112, 186207885), (114, 182941080), (115, 181350288), (119, 175254480), (120, 173794026), (126, 165518120), (133, 156806640), (136, 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34077260), (630, 33103624), (644, 32383980), (646, 32283720), (665, 31361328), (680, 30669534), (684, 30490180), (690, 30225048), (714, 29209080), (720, 28965671), (760, 27441162), (765, 27261808), (782, 26669160), (798, 26134440), (805, 25907184), (816, 25557945), (828, 25187540), (840, 24827718), (855, 24392144), (874, 23861880), (912, 22867635), (920, 22668786), (952, 21906810), (966, 21589320), (969, 21522480), (1008, 20689765), (1020, 20446356), (1035, 20150032), (1064, 19600830), (1071, 19472720), (1104, 18890655), (1114, 18721080), (1140, 18294108), (1173, 17779440), (1190, 17525448), (1197, 17422960), (1224, 17038630), (1260, 16551812), (1288, 16191990), (1292, 16141860), (1311, 15907920), (1330, 15680664), (1360, 15334767), (1368, 15245090), (1380, 15112524), (1428, 14604540), (1449, 14392880), (1520, 13720581), (1530, 13630904), (1564, 13334580), (1596, 13067220), (1610, 12953592), (1615, 12913488), (1656, 12593770), (1671, 12480720), (1680, 12413859), (1710, 12196072), (1748, 11930940), (1785, 11683632), (1840, 11334393), (1904, 10953405), (1932, 10794660), (1938, 10761240), (1955, 10667664), (1995, 10453776), (2040, 10223178), (2070, 10075016), (2128, 9800415), (2142, 9736360), (2185, 9544752), (2228, 9360540), (2261, 9223920), (2280, 9147054), (2346, 8889720), (2380, 8762724), (2394, 8711480), (2415, 8635728), (2448, 8519315), (2520, 8275906), (2576, 8095995), (2584, 8070930), (2622, 7953960), (2660, 7840332), (2736, 7622545), (2737, 7619760), (2760, 7556262), (2785, 7488432), (2856, 7302270), (2898, 7196440), (2907, 7174160), (3059, 6817680), (3060, 6815452), (3128, 6667290), (3192, 6533610), (3220, 6476796), (3230, 6456744), (3312, 6296885), (3342, 6240360), (3420, 6098036), (3496, 5965470), (3519, 5926480), (3570, 5841816), (3864, 5397330), (3876, 5380620), (3899, 5348880), (3910, 5333832), (3933, 5302640), (3990, 5226888), (4080, 5111589), (4140, 5037508), (4284, 4868180), (4370, 4772376), (4456, 4680270), (4522, 4611960), (4560, 4573527), (4692, 4444860), (4760, 4381362), (4788, 4355740), (4830, 4317864), (4845, 4304496), (5013, 4160240), (5040, 4137953), (5168, 4035465), (5244, 3976980), (5320, 3920166), (5355, 3894544), (5474, 3809880), (5520, 3778131), (5570, 3744216), (5712, 3651135), (5796, 3598220), (5814, 3587080), (5865, 3555888), (5985, 3484592), (6118, 3408840), (6120, 3407726), (6256, 3333645), (6384, 3266805), (6440, 3238398), (6460, 3228372), (6555, 3181584), (6684, 3120180), (6783, 3074640), (6840, 3049018), (6992, 2982735), (7038, 2963240), (7140, 2920908), (7245, 2878576), (7429, 2807280), (7728, 2698665), (7752, 2690310), (7798, 2674440), (7820, 2666916), (7866, 2651320), (7980, 2613444), (8211, 2539920), (8280, 2518754), (8355, 2496144), (8568, 2434090), (8740, 2386188), (8912, 2340135), (9044, 2305980), (9177, 2272560), (9384, 2222430), (9469, 2202480), (9520, 2190681), (9576, 2177870), (9660, 2158932), (9690, 2152248), (10026, 2080120), (10488, 1988490), (10583, 1970640), (10640, 1960083), (10710, 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(52003, 401040), (52440, 397698), (52915, 394128), (54264, 384330), (54740, 380988), (55062, 378760), (56304, 370405), (56814, 367080), (57960, 359822), (58140, 358708), (58485, 356592), (59432, 350910), (61180, 340884), (62384, 334305), (62928, 331415), (63498, 328440), (64055, 325584), (65688, 317490), (66283, 314640), (66840, 312018), (66861, 311920), (67830, 307464), (70182, 297160), (70380, 296324), (73416, 284070), (74081, 281520), (74290, 280728), (75752, 275310), (76866, 271320), (77520, 269031), (77980, 267444), (78660, 265132), (80208, 260015), (81396, 256220), (82110, 253992), (84664, 246330), (85221, 244720), (85680, 243409), (89148, 233940), (89677, 232560), (90440, 230598), (91770, 227256), (93576, 222870), (93840, 222243), (94690, 220248), (95247, 218960), (95760, 217787), (98532, 211660), (100260, 208012), (101745, 204976), (102488, 203490), (104006, 200520), (104880, 198849), (105830, 197064), (108528, 192165), (109480, 190494), (110124, 189380), (111435, 187152), (113628, 183540), (115299, 180880), (115920, 179911), (116280, 179354), (116970, 178296), (118864, 175455), (122360, 170442), (123165, 169328), (126996, 164220), (128110, 162792), (131376, 158745), (132566, 157320), (133680, 156009), (133722, 155960), (135660, 153732), (137655, 151504), (140364, 148580), (140760, 148162), (142035, 146832)]