397475040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:305

約数の個数: 192

約数和(自身を含む): 1293304320

約数和(自身を除く): 895829280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 71, 80, 96, 107, 109, 120, 142, 160, 213, 214, 218, 240, 284, 321, 327, 355, 426, 428, 436, 480, 535, 545, 568, 642, 654, 710, 852, 856, 872, 1065, 1070, 1090, 1136, 1284, 1308, 1420, 1605, 1635, 1704, 1712, 1744, 2130, 2140, 2180, 2272, 2568, 2616, 2840, 3210, 3270, 3408, 3424, 3488, 4260, 4280, 4360, 5136, 5232, 5680, 6420, 6540, 6816, 7597, 7739, 8520, 8560, 8720, 10272, 10464, 11360, 11663, 12840, 13080, 15194, 15478, 17040, 17120, 17440, 22791, 23217, 23326, 25680, 26160, 30388, 30956, 34080, 34989, 37985, 38695, 45582, 46434, 46652, 51360, 52320, 58315, 60776, 61912, 69978, 75970, 77390, 91164, 92868, 93304, 113955, 116085, 116630, 121552, 123824, 139956, 151940, 154780, 174945, 182328, 185736, 186608, 227910, 232170, 233260, 243104, 247648, 279912, 303880, 309560, 349890, 364656, 371472, 373216, 455820, 464340, 466520, 559824, 607760, 619120, 699780, 729312, 742944, 828073, 911640, 928680, 933040, 1119648, 1215520, 1238240, 1399560, 1656146, 1823280, 1857360, 1866080, 2484219, 2799120, 3312292, 3646560, 3714720, 4140365, 4968438, 5598240, 6624584, 8280730, 9936876, 12421095, 13249168, 16561460, 19873752, 24842190, 26498336, 33122920, 39747504, 49684380, 66245840, 79495008, 99368760, 132491680, 198737520, 397475040]

約数ペア:

[(1, 397475040), (2, 198737520), (3, 132491680), (4, 99368760), (5, 79495008), (6, 66245840), (8, 49684380), (10, 39747504), (12, 33122920), (15, 26498336), (16, 24842190), (20, 19873752), (24, 16561460), (30, 13249168), (32, 12421095), (40, 9936876), (48, 8280730), (60, 6624584), (71, 5598240), (80, 4968438), (96, 4140365), (107, 3714720), (109, 3646560), (120, 3312292), (142, 2799120), (160, 2484219), (213, 1866080), (214, 1857360), (218, 1823280), (240, 1656146), (284, 1399560), (321, 1238240), (327, 1215520), (355, 1119648), (426, 933040), (428, 928680), (436, 911640), (480, 828073), (535, 742944), (545, 729312), (568, 699780), (642, 619120), (654, 607760), (710, 559824), (852, 466520), (856, 464340), (872, 455820), (1065, 373216), (1070, 371472), (1090, 364656), (1136, 349890), (1284, 309560), (1308, 303880), (1420, 279912), (1605, 247648), (1635, 243104), (1704, 233260), (1712, 232170), (1744, 227910), (2130, 186608), (2140, 185736), (2180, 182328), (2272, 174945), (2568, 154780), (2616, 151940), (2840, 139956), (3210, 123824), (3270, 121552), (3408, 116630), (3424, 116085), (3488, 113955), (4260, 93304), (4280, 92868), (4360, 91164), (5136, 77390), (5232, 75970), (5680, 69978), (6420, 61912), (6540, 60776), (6816, 58315), (7597, 52320), (7739, 51360), (8520, 46652), (8560, 46434), (8720, 45582), (10272, 38695), (10464, 37985), (11360, 34989), (11663, 34080), (12840, 30956), (13080, 30388), (15194, 26160), (15478, 25680), (17040, 23326), (17120, 23217), (17440, 22791)]