204504520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:140

約数の個数: 192

約数和(自身を含む): 551577600

約数和(自身を除く): 347073080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 31, 40, 44, 47, 55, 58, 62, 88, 94, 110, 116, 121, 124, 145, 155, 188, 220, 232, 235, 242, 248, 290, 310, 319, 341, 376, 440, 470, 484, 517, 580, 605, 620, 638, 682, 899, 940, 968, 1034, 1160, 1210, 1240, 1276, 1363, 1364, 1457, 1595, 1705, 1798, 1880, 2068, 2420, 2552, 2585, 2726, 2728, 2914, 3190, 3410, 3509, 3596, 3751, 4136, 4495, 4840, 5170, 5452, 5687, 5828, 6380, 6815, 6820, 7018, 7192, 7285, 7502, 8990, 9889, 10340, 10904, 11374, 11656, 12760, 13630, 13640, 14036, 14570, 14993, 15004, 16027, 17545, 17980, 18755, 19778, 20680, 22748, 27260, 28072, 28435, 29140, 29986, 30008, 32054, 35090, 35960, 37510, 39556, 42253, 45496, 49445, 54520, 56870, 58280, 59972, 64108, 70180, 74965, 75020, 79112, 80135, 84506, 98890, 108779, 113740, 119944, 128216, 140360, 149930, 150040, 160270, 164923, 169012, 176297, 197780, 211265, 217558, 227480, 299860, 320540, 329846, 338024, 352594, 395560, 422530, 435116, 464783, 543895, 599720, 641080, 659692, 705188, 824615, 845060, 870232, 881485, 929566, 1087790, 1319384, 1410376, 1649230, 1690120, 1762970, 1859132, 2175580, 2323915, 3298460, 3525940, 3718264, 4351160, 4647830, 5112613, 6596920, 7051880, 9295660, 10225226, 18591320, 20450452, 25563065, 40900904, 51126130, 102252260, 204504520]

約数ペア:

[(1, 204504520), (2, 102252260), (4, 51126130), (5, 40900904), (8, 25563065), (10, 20450452), (11, 18591320), (20, 10225226), (22, 9295660), (29, 7051880), (31, 6596920), (40, 5112613), (44, 4647830), (47, 4351160), (55, 3718264), (58, 3525940), (62, 3298460), (88, 2323915), (94, 2175580), (110, 1859132), (116, 1762970), (121, 1690120), (124, 1649230), (145, 1410376), (155, 1319384), (188, 1087790), (220, 929566), (232, 881485), (235, 870232), (242, 845060), (248, 824615), (290, 705188), (310, 659692), (319, 641080), (341, 599720), (376, 543895), (440, 464783), (470, 435116), (484, 422530), (517, 395560), (580, 352594), (605, 338024), (620, 329846), (638, 320540), (682, 299860), (899, 227480), (940, 217558), (968, 211265), (1034, 197780), (1160, 176297), (1210, 169012), (1240, 164923), (1276, 160270), (1363, 150040), (1364, 149930), (1457, 140360), (1595, 128216), (1705, 119944), (1798, 113740), (1880, 108779), (2068, 98890), (2420, 84506), (2552, 80135), (2585, 79112), (2726, 75020), (2728, 74965), (2914, 70180), (3190, 64108), (3410, 59972), (3509, 58280), (3596, 56870), (3751, 54520), (4136, 49445), (4495, 45496), (4840, 42253), (5170, 39556), (5452, 37510), (5687, 35960), (5828, 35090), (6380, 32054), (6815, 30008), (6820, 29986), (7018, 29140), (7192, 28435), (7285, 28072), (7502, 27260), (8990, 22748), (9889, 20680), (10340, 19778), (10904, 18755), (11374, 17980), (11656, 17545), (12760, 16027), (13630, 15004), (13640, 14993), (14036, 14570)]