16921781520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:436

約数の個数: 640

約数和(自身を含む): 66662400000

約数和(自身を除く): 49740618480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 31, 35, 38, 40, 42, 48, 49, 56, 57, 60, 62, 70, 76, 80, 84, 93, 95, 98, 105, 112, 114, 120, 124, 133, 140, 147, 152, 155, 168, 186, 190, 196, 210, 217, 228, 240, 245, 248, 266, 280, 285, 294, 304, 310, 336, 343, 349, 372, 380, 392, 399, 420, 434, 456, 465, 490, 496, 532, 560, 570, 588, 589, 620, 651, 665, 686, 698, 735, 744, 760, 784, 798, 840, 868, 912, 930, 931, 980, 1029, 1047, 1064, 1085, 1140, 1176, 1178, 1240, 1302, 1330, 1372, 1396, 1470, 1488, 1519, 1520, 1596, 1680, 1715, 1736, 1745, 1767, 1860, 1862, 1960, 1995, 2058, 2094, 2128, 2170, 2280, 2352, 2356, 2443, 2480, 2604, 2660, 2744, 2792, 2793, 2940, 2945, 3038, 3192, 3255, 3430, 3472, 3490, 3534, 3720, 3724, 3920, 3990, 4116, 4123, 4188, 4340, 4557, 4560, 4655, 4712, 4886, 5145, 5208, 5235, 5320, 5488, 5584, 5586, 5880, 5890, 6076, 6384, 6510, 6517, 6631, 6860, 6980, 7068, 7329, 7440, 7448, 7595, 7980, 8232, 8246, 8376, 8680, 8835, 9114, 9310, 9424, 9772, 10290, 10416, 10470, 10633, 10640, 10819, 11172, 11760, 11780, 12152, 12215, 12369, 13020, 13034, 13262, 13720, 13960, 13965, 14136, 14658, 14896, 15190, 15960, 16464, 16492, 16752, 17101, 17360, 17670, 18228, 18620, 19544, 19551, 19893, 20580, 20615, 20940, 21266, 21638, 22344, 22785, 23560, 24304, 24430, 24738, 26040, 26068, 26524, 27440, 27920, 27930, 28272, 28861, 29316, 30380, 31899, 31920, 32457, 32585, 32984, 33155, 34202, 35340, 36456, 36645, 37240, 39088, 39102, 39786, 41160, 41230, 41880, 42532, 43276, 44688, 45570, 46417, 47120, 48860, 49476, 51303, 52080, 52136, 53048, 53165, 54095, 55860, 57722, 58632, 60760, 61845, 63798, 64914, 65170, 65968, 66310, 68404, 70680, 72912, 73290, 74480, 75733, 78204, 79572, 82320, 82460, 83760, 85064, 85505, 86552, 86583, 91140, 92834, 97720, 97755, 98952, 99465, 102606, 104272, 106096, 106330, 108190, 111720, 115444, 117264, 119707, 121520, 123690, 127596, 129828, 130340, 132620, 136808, 139251, 141360, 144305, 146580, 151466, 156408, 159144, 159495, 162285, 164920, 170128, 171010, 173104, 173166, 182280, 185668, 195440, 195510, 197904, 198930, 202027, 205212, 205561, 212660, 216380, 223440, 227199, 230888, 232085, 239414, 247380, 255192, 256515, 259656, 260680, 265240, 273616, 278502, 288610, 293160, 302932, 312816, 318288, 318990, 324570, 324919, 329840, 342020, 346332, 359121, 364560, 371336, 378665, 391020, 397860, 404054, 410424, 411122, 425320, 432760, 432915, 454398, 461776, 464170, 478828, 494760, 510384, 513030, 519312, 521360, 530131, 530480, 557004, 577220, 586320, 598535, 605864, 606081, 616683, 637980, 649140, 649838, 684040, 692664, 696255, 718242, 742672, 757330, 782040, 795720, 808108, 820848, 822244, 850640, 865520, 865830, 908796, 928340, 957656, 974757, 989520, 1010135, 1026060, 1027805, 1060262, 1114008, 1135995, 1154440, 1197070, 1211728, 1212162, 1233366, 1275960, 1298280, 1299676, 1368080, 1385328, 1392510, 1436484, 1438927, 1514660, 1564080, 1590393, 1591440, 1616216, 1624595, 1644488, 1731660, 1795605, 1817592, 1856680, 1915312, 1949514, 2020270, 2052120, 2055610, 2120524, 2228016, 2271990, 2274433, 2308880, 2394140, 2424324, 2466732, 2551920, 2596560, 2599352, 2650655, 2785020, 2872968, 2877854, 3029320, 3030405, 3083415, 3180786, 3232432, 3249190, 3288976, 3463320, 3591210, 3635184, 3710917, 3713360, 3899028, 4040540, 4104240, 4111220, 4241048, 4316781, 4543980, 4548866, 4788280, 4848648, 4873785, 4933464, 5198704, 5301310, 5570040, 5745936, 5755708, 6058640, 6060810, 6166830, 6361572, 6498380, 6823299, 6926640, 7182420, 7194635, 7421834, 7798056, 7951965, 8081080, 8222440, 8482096, 8633562, 9087960, 9097732, 9576560, 9697296, 9747570, 9866928, 10072489, 10602620, 11132751, 11140080, 11372165, 11511416, 12121620, 12333660, 12723144, 12996760, 13646598, 14364840, 14389270, 14843668, 15596112, 15903930, 16162160, 16444880, 17267124, 18175920, 18195464, 18554585, 19495140, 20144978, 21205240, 21583905, 22265502, 22744330, 23022832, 24243240, 24667320, 25446288, 25993520, 27293196, 28729680, 28778540, 29687336, 30217467, 31807860, 34116495, 34534248, 36390928, 37109170, 38990280, 40289956, 42410480, 43167810, 44531004, 45488660, 48486480, 49334640, 50362445, 54586392, 55663755, 57557080, 59374672, 60434934, 63615720, 68232990, 69068496, 70507423, 74218340, 77980560, 80579912, 86335620, 89062008, 90977320, 100724890, 109172784, 111327510, 115114160, 120869868, 127231440, 136465980, 141014846, 148436680, 151087335, 161159824, 172671240, 178124016, 181954640, 201449780, 211522269, 222655020, 241739736, 272931960, 282029692, 296873360, 302174670, 345342480, 352537115, 402899560, 423044538, 445310040, 483479472, 545863920, 564059384, 604349340, 705074230, 805799120, 846089076, 890620080, 1057611345, 1128118768, 1208698680, 1410148460, 1692178152, 2115222690, 2417397360, 2820296920, 3384356304, 4230445380, 5640593840, 8460890760, 16921781520]

約数ペア:

[(1, 16921781520), (2, 8460890760), (3, 5640593840), (4, 4230445380), (5, 3384356304), (6, 2820296920), (7, 2417397360), (8, 2115222690), (10, 1692178152), (12, 1410148460), (14, 1208698680), (15, 1128118768), (16, 1057611345), (19, 890620080), (20, 846089076), (21, 805799120), (24, 705074230), (28, 604349340), (30, 564059384), (31, 545863920), (35, 483479472), (38, 445310040), (40, 423044538), (42, 402899560), (48, 352537115), (49, 345342480), (56, 302174670), (57, 296873360), (60, 282029692), (62, 272931960), (70, 241739736), (76, 222655020), (80, 211522269), (84, 201449780), (93, 181954640), (95, 178124016), (98, 172671240), (105, 161159824), (112, 151087335), (114, 148436680), (120, 141014846), (124, 136465980), (133, 127231440), (140, 120869868), (147, 115114160), (152, 111327510), (155, 109172784), (168, 100724890), (186, 90977320), (190, 89062008), (196, 86335620), (210, 80579912), (217, 77980560), (228, 74218340), (240, 70507423), (245, 69068496), (248, 68232990), (266, 63615720), (280, 60434934), (285, 59374672), (294, 57557080), (304, 55663755), (310, 54586392), (336, 50362445), (343, 49334640), (349, 48486480), (372, 45488660), (380, 44531004), (392, 43167810), (399, 42410480), (420, 40289956), (434, 38990280), (456, 37109170), (465, 36390928), (490, 34534248), (496, 34116495), (532, 31807860), (560, 30217467), (570, 29687336), (588, 28778540), (589, 28729680), (620, 27293196), (651, 25993520), (665, 25446288), (686, 24667320), (698, 24243240), (735, 23022832), (744, 22744330), (760, 22265502), (784, 21583905), (798, 21205240), (840, 20144978), (868, 19495140), (912, 18554585), (930, 18195464), (931, 18175920), (980, 17267124), (1029, 16444880), (1047, 16162160), (1064, 15903930), (1085, 15596112), (1140, 14843668), (1176, 14389270), (1178, 14364840), (1240, 13646598), (1302, 12996760), (1330, 12723144), (1372, 12333660), (1396, 12121620), (1470, 11511416), (1488, 11372165), (1519, 11140080), (1520, 11132751), (1596, 10602620), (1680, 10072489), (1715, 9866928), (1736, 9747570), (1745, 9697296), (1767, 9576560), (1860, 9097732), (1862, 9087960), (1960, 8633562), (1995, 8482096), (2058, 8222440), (2094, 8081080), (2128, 7951965), (2170, 7798056), (2280, 7421834), (2352, 7194635), (2356, 7182420), (2443, 6926640), (2480, 6823299), (2604, 6498380), (2660, 6361572), (2744, 6166830), (2792, 6060810), (2793, 6058640), (2940, 5755708), (2945, 5745936), (3038, 5570040), (3192, 5301310), (3255, 5198704), (3430, 4933464), (3472, 4873785), (3490, 4848648), (3534, 4788280), (3720, 4548866), (3724, 4543980), (3920, 4316781), (3990, 4241048), (4116, 4111220), (4123, 4104240), (4188, 4040540), (4340, 3899028), (4557, 3713360), (4560, 3710917), (4655, 3635184), (4712, 3591210), (4886, 3463320), (5145, 3288976), (5208, 3249190), (5235, 3232432), (5320, 3180786), (5488, 3083415), (5584, 3030405), (5586, 3029320), (5880, 2877854), (5890, 2872968), (6076, 2785020), (6384, 2650655), (6510, 2599352), (6517, 2596560), (6631, 2551920), (6860, 2466732), (6980, 2424324), (7068, 2394140), (7329, 2308880), (7440, 2274433), (7448, 2271990), (7595, 2228016), (7980, 2120524), (8232, 2055610), (8246, 2052120), (8376, 2020270), (8680, 1949514), (8835, 1915312), (9114, 1856680), (9310, 1817592), (9424, 1795605), (9772, 1731660), (10290, 1644488), (10416, 1624595), (10470, 1616216), (10633, 1591440), (10640, 1590393), (10819, 1564080), (11172, 1514660), (11760, 1438927), (11780, 1436484), (12152, 1392510), (12215, 1385328), (12369, 1368080), (13020, 1299676), (13034, 1298280), (13262, 1275960), (13720, 1233366), (13960, 1212162), (13965, 1211728), (14136, 1197070), (14658, 1154440), (14896, 1135995), (15190, 1114008), (15960, 1060262), (16464, 1027805), (16492, 1026060), (16752, 1010135), (17101, 989520), (17360, 974757), (17670, 957656), (18228, 928340), (18620, 908796), (19544, 865830), (19551, 865520), (19893, 850640), (20580, 822244), (20615, 820848), (20940, 808108), (21266, 795720), (21638, 782040), (22344, 757330), (22785, 742672), (23560, 718242), (24304, 696255), (24430, 692664), (24738, 684040), (26040, 649838), (26068, 649140), (26524, 637980), (27440, 616683), (27920, 606081), (27930, 605864), (28272, 598535), (28861, 586320), (29316, 577220), (30380, 557004), (31899, 530480), (31920, 530131), (32457, 521360), (32585, 519312), (32984, 513030), (33155, 510384), (34202, 494760), (35340, 478828), (36456, 464170), (36645, 461776), (37240, 454398), (39088, 432915), (39102, 432760), (39786, 425320), (41160, 411122), (41230, 410424), (41880, 404054), (42532, 397860), (43276, 391020), (44688, 378665), (45570, 371336), (46417, 364560), (47120, 359121), (48860, 346332), (49476, 342020), (51303, 329840), (52080, 324919), (52136, 324570), (53048, 318990), (53165, 318288), (54095, 312816), (55860, 302932), (57722, 293160), (58632, 288610), (60760, 278502), (61845, 273616), (63798, 265240), (64914, 260680), (65170, 259656), (65968, 256515), (66310, 255192), (68404, 247380), (70680, 239414), (72912, 232085), (73290, 230888), (74480, 227199), (75733, 223440), (78204, 216380), (79572, 212660), (82320, 205561), (82460, 205212), (83760, 202027), (85064, 198930), (85505, 197904), (86552, 195510), (86583, 195440), (91140, 185668), (92834, 182280), (97720, 173166), (97755, 173104), (98952, 171010), (99465, 170128), (102606, 164920), (104272, 162285), (106096, 159495), (106330, 159144), (108190, 156408), (111720, 151466), (115444, 146580), (117264, 144305), (119707, 141360), (121520, 139251), (123690, 136808), (127596, 132620), (129828, 130340)]