900913680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{54403}}^1$

素因数の和:54445

約数の個数: 120

約数和(自身を含む): 3157172928

約数和(自身を除く): 2256259248

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1380, 1656, 1840, 2070, 2760, 3312, 4140, 5520, 8280, 16560, 54403, 108806, 163209, 217612, 272015, 326418, 435224, 489627, 544030, 652836, 816045, 870448, 979254, 1088060, 1251269, 1305672, 1632090, 1958508, 2176120, 2448135, 2502538, 2611344, 3264180, 3753807, 3917016, 4352240, 4896270, 5005076, 6256345, 6528360, 7507614, 7834032, 9792540, 10010152, 11261421, 12512690, 13056720, 15015228, 18769035, 19585080, 20020304, 22522842, 25025380, 30030456, 37538070, 39170160, 45045684, 50050760, 56307105, 60060912, 75076140, 90091368, 100101520, 112614210, 150152280, 180182736, 225228420, 300304560, 450456840, 900913680]

約数ペア:

[(1, 900913680), (2, 450456840), (3, 300304560), (4, 225228420), (5, 180182736), (6, 150152280), (8, 112614210), (9, 100101520), (10, 90091368), (12, 75076140), (15, 60060912), (16, 56307105), (18, 50050760), (20, 45045684), (23, 39170160), (24, 37538070), (30, 30030456), (36, 25025380), (40, 22522842), (45, 20020304), (46, 19585080), (48, 18769035), (60, 15015228), (69, 13056720), (72, 12512690), (80, 11261421), (90, 10010152), (92, 9792540), (115, 7834032), (120, 7507614), (138, 6528360), (144, 6256345), (180, 5005076), (184, 4896270), (207, 4352240), (230, 3917016), (240, 3753807), (276, 3264180), (345, 2611344), (360, 2502538), (368, 2448135), (414, 2176120), (460, 1958508), (552, 1632090), (690, 1305672), (720, 1251269), (828, 1088060), (920, 979254), (1035, 870448), (1104, 816045), (1380, 652836), (1656, 544030), (1840, 489627), (2070, 435224), (2760, 326418), (3312, 272015), (4140, 217612), (5520, 163209), (8280, 108806), (16560, 54403)]