2531068160

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{281}}^1$

素因数の和:560

約数の個数: 144

約数和(自身を含む): 6308209152

約数和(自身を除く): 3777140992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 227, 248, 256, 281, 310, 320, 454, 496, 562, 620, 640, 908, 992, 1124, 1135, 1240, 1280, 1405, 1816, 1984, 2248, 2270, 2480, 2810, 3632, 3968, 4496, 4540, 4960, 5620, 7037, 7264, 7936, 8711, 8992, 9080, 9920, 11240, 14074, 14528, 17422, 17984, 18160, 19840, 22480, 28148, 29056, 34844, 35185, 35968, 36320, 39680, 43555, 44960, 56296, 58112, 63787, 69688, 70370, 71936, 72640, 87110, 89920, 112592, 127574, 139376, 140740, 145280, 174220, 179840, 225184, 255148, 278752, 281480, 290560, 318935, 348440, 359680, 450368, 510296, 557504, 562960, 637870, 696880, 900736, 1020592, 1115008, 1125920, 1275740, 1393760, 1801472, 1977397, 2041184, 2230016, 2251840, 2551480, 2787520, 3954794, 4082368, 4503680, 5102960, 5575040, 7909588, 8164736, 9007360, 9886985, 10205920, 11150080, 15819176, 16329472, 19773970, 20411840, 31638352, 39547940, 40823680, 63276704, 79095880, 81647360, 126553408, 158191760, 253106816, 316383520, 506213632, 632767040, 1265534080, 2531068160]

約数ペア:

[(1, 2531068160), (2, 1265534080), (4, 632767040), (5, 506213632), (8, 316383520), (10, 253106816), (16, 158191760), (20, 126553408), (31, 81647360), (32, 79095880), (40, 63276704), (62, 40823680), (64, 39547940), (80, 31638352), (124, 20411840), (128, 19773970), (155, 16329472), (160, 15819176), (227, 11150080), (248, 10205920), (256, 9886985), (281, 9007360), (310, 8164736), (320, 7909588), (454, 5575040), (496, 5102960), (562, 4503680), (620, 4082368), (640, 3954794), (908, 2787520), (992, 2551480), (1124, 2251840), (1135, 2230016), (1240, 2041184), (1280, 1977397), (1405, 1801472), (1816, 1393760), (1984, 1275740), (2248, 1125920), (2270, 1115008), (2480, 1020592), (2810, 900736), (3632, 696880), (3968, 637870), (4496, 562960), (4540, 557504), (4960, 510296), (5620, 450368), (7037, 359680), (7264, 348440), (7936, 318935), (8711, 290560), (8992, 281480), (9080, 278752), (9920, 255148), (11240, 225184), (14074, 179840), (14528, 174220), (17422, 145280), (17984, 140740), (18160, 139376), (19840, 127574), (22480, 112592), (28148, 89920), (29056, 87110), (34844, 72640), (35185, 71936), (35968, 70370), (36320, 69688), (39680, 63787), (43555, 58112), (44960, 56296)]