540897920

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:386

約数の個数: 128

約数和(自身を含む): 1351296000

約数和(自身を除く): 810398080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 137, 155, 160, 199, 248, 274, 310, 320, 398, 496, 548, 620, 640, 685, 796, 992, 995, 1096, 1240, 1370, 1592, 1984, 1990, 2192, 2480, 2740, 3184, 3968, 3980, 4247, 4384, 4960, 5480, 6169, 6368, 7960, 8494, 8768, 9920, 10960, 12338, 12736, 15920, 16988, 17536, 19840, 21235, 21920, 24676, 25472, 27263, 30845, 31840, 33976, 42470, 43840, 49352, 54526, 61690, 63680, 67952, 84940, 87680, 98704, 109052, 123380, 127360, 135904, 136315, 169880, 197408, 218104, 246760, 271808, 272630, 339760, 394816, 436208, 493520, 543616, 545260, 679520, 789632, 845153, 872416, 987040, 1090520, 1359040, 1690306, 1744832, 1974080, 2181040, 2718080, 3380612, 3489664, 3948160, 4225765, 4362080, 6761224, 8451530, 8724160, 13522448, 16903060, 17448320, 27044896, 33806120, 54089792, 67612240, 108179584, 135224480, 270448960, 540897920]

約数ペア:

[(1, 540897920), (2, 270448960), (4, 135224480), (5, 108179584), (8, 67612240), (10, 54089792), (16, 33806120), (20, 27044896), (31, 17448320), (32, 16903060), (40, 13522448), (62, 8724160), (64, 8451530), (80, 6761224), (124, 4362080), (128, 4225765), (137, 3948160), (155, 3489664), (160, 3380612), (199, 2718080), (248, 2181040), (274, 1974080), (310, 1744832), (320, 1690306), (398, 1359040), (496, 1090520), (548, 987040), (620, 872416), (640, 845153), (685, 789632), (796, 679520), (992, 545260), (995, 543616), (1096, 493520), (1240, 436208), (1370, 394816), (1592, 339760), (1984, 272630), (1990, 271808), (2192, 246760), (2480, 218104), (2740, 197408), (3184, 169880), (3968, 136315), (3980, 135904), (4247, 127360), (4384, 123380), (4960, 109052), (5480, 98704), (6169, 87680), (6368, 84940), (7960, 67952), (8494, 63680), (8768, 61690), (9920, 54526), (10960, 49352), (12338, 43840), (12736, 42470), (15920, 33976), (16988, 31840), (17536, 30845), (19840, 27263), (21235, 25472), (21920, 24676)]