1218358680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{11987}}^1$

素因数の和:12030

約数の個数: 192

約数和(自身を含む): 4591883520

約数和(自身を除く): 3373524840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 121, 132, 140, 154, 165, 168, 210, 220, 231, 242, 264, 280, 308, 330, 363, 385, 420, 440, 462, 484, 605, 616, 660, 726, 770, 840, 847, 924, 968, 1155, 1210, 1320, 1452, 1540, 1694, 1815, 1848, 2310, 2420, 2541, 2904, 3080, 3388, 3630, 4235, 4620, 4840, 5082, 6776, 7260, 8470, 9240, 10164, 11987, 12705, 14520, 16940, 20328, 23974, 25410, 33880, 35961, 47948, 50820, 59935, 71922, 83909, 95896, 101640, 119870, 131857, 143844, 167818, 179805, 239740, 251727, 263714, 287688, 335636, 359610, 395571, 419545, 479480, 503454, 527428, 659285, 671272, 719220, 791142, 839090, 922999, 1006908, 1054856, 1258635, 1318570, 1438440, 1450427, 1582284, 1678180, 1845998, 1977855, 2013816, 2517270, 2637140, 2768997, 2900854, 3164568, 3356360, 3691996, 3955710, 4351281, 4614995, 5034540, 5274280, 5537994, 5801708, 7252135, 7383992, 7911420, 8702562, 9229990, 10069080, 10152989, 11075988, 11603416, 13844985, 14504270, 15822840, 17405124, 18459980, 20305978, 21756405, 22151976, 27689970, 29008540, 30458967, 34810248, 36919960, 40611956, 43512810, 50764945, 55379940, 58017080, 60917934, 81223912, 87025620, 101529890, 110759880, 121835868, 152294835, 174051240, 203059780, 243671736, 304589670, 406119560, 609179340, 1218358680]

約数ペア:

[(1, 1218358680), (2, 609179340), (3, 406119560), (4, 304589670), (5, 243671736), (6, 203059780), (7, 174051240), (8, 152294835), (10, 121835868), (11, 110759880), (12, 101529890), (14, 87025620), (15, 81223912), (20, 60917934), (21, 58017080), (22, 55379940), (24, 50764945), (28, 43512810), (30, 40611956), (33, 36919960), (35, 34810248), (40, 30458967), (42, 29008540), (44, 27689970), (55, 22151976), (56, 21756405), (60, 20305978), (66, 18459980), (70, 17405124), (77, 15822840), (84, 14504270), (88, 13844985), (105, 11603416), (110, 11075988), (120, 10152989), (121, 10069080), (132, 9229990), (140, 8702562), (154, 7911420), (165, 7383992), (168, 7252135), (210, 5801708), (220, 5537994), (231, 5274280), (242, 5034540), (264, 4614995), (280, 4351281), (308, 3955710), (330, 3691996), (363, 3356360), (385, 3164568), (420, 2900854), (440, 2768997), (462, 2637140), (484, 2517270), (605, 2013816), (616, 1977855), (660, 1845998), (726, 1678180), (770, 1582284), (840, 1450427), (847, 1438440), (924, 1318570), (968, 1258635), (1155, 1054856), (1210, 1006908), (1320, 922999), (1452, 839090), (1540, 791142), (1694, 719220), (1815, 671272), (1848, 659285), (2310, 527428), (2420, 503454), (2541, 479480), (2904, 419545), (3080, 395571), (3388, 359610), (3630, 335636), (4235, 287688), (4620, 263714), (4840, 251727), (5082, 239740), (6776, 179805), (7260, 167818), (8470, 143844), (9240, 131857), (10164, 119870), (11987, 101640), (12705, 95896), (14520, 83909), (16940, 71922), (20328, 59935), (23974, 50820), (25410, 47948), (33880, 35961)]