131497240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{8861}}^1$

素因数の和:8932

約数の個数: 64

約数和(自身を含む): 344554560

約数和(自身を除く): 213057320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 7420, 8861, 14840, 17722, 35444, 44305, 62027, 70888, 88610, 124054, 177220, 248108, 310135, 354440, 469633, 496216, 620270, 939266, 1240540, 1878532, 2348165, 2481080, 3287431, 3757064, 4696330, 6574862, 9392660, 13149724, 16437155, 18785320, 26299448, 32874310, 65748620, 131497240]

約数ペア:

[(1, 131497240), (2, 65748620), (4, 32874310), (5, 26299448), (7, 18785320), (8, 16437155), (10, 13149724), (14, 9392660), (20, 6574862), (28, 4696330), (35, 3757064), (40, 3287431), (53, 2481080), (56, 2348165), (70, 1878532), (106, 1240540), (140, 939266), (212, 620270), (265, 496216), (280, 469633), (371, 354440), (424, 310135), (530, 248108), (742, 177220), (1060, 124054), (1484, 88610), (1855, 70888), (2120, 62027), (2968, 44305), (3710, 35444), (7420, 17722), (8861, 14840)]