289454360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29297}}^1$

素因数の和:29340

約数の個数: 64

約数和(自身を含む): 738309600

約数和(自身を除く): 448855240

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 9880, 29297, 58594, 117188, 146485, 234376, 292970, 380861, 556643, 585940, 761722, 1113286, 1171880, 1523444, 1904305, 2226572, 2783215, 3046888, 3808610, 4453144, 5566430, 7236359, 7617220, 11132860, 14472718, 15234440, 22265720, 28945436, 36181795, 57890872, 72363590, 144727180, 289454360]

約数ペア:

[(1, 289454360), (2, 144727180), (4, 72363590), (5, 57890872), (8, 36181795), (10, 28945436), (13, 22265720), (19, 15234440), (20, 14472718), (26, 11132860), (38, 7617220), (40, 7236359), (52, 5566430), (65, 4453144), (76, 3808610), (95, 3046888), (104, 2783215), (130, 2226572), (152, 1904305), (190, 1523444), (247, 1171880), (260, 1113286), (380, 761722), (494, 585940), (520, 556643), (760, 380861), (988, 292970), (1235, 234376), (1976, 146485), (2470, 117188), (4940, 58594), (9880, 29297)]