129290840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{829}}^1$

素因数の和:1404

約数の個数: 64

約数和(自身を含む): 333460800

約数和(自身を除く): 204169960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 557, 829, 1114, 1658, 2228, 2785, 3316, 3899, 4145, 4456, 5570, 5803, 6632, 7798, 8290, 11140, 11606, 15596, 16580, 19495, 22280, 23212, 29015, 31192, 33160, 38990, 46424, 58030, 77980, 116060, 155960, 232120, 461753, 923506, 1847012, 2308765, 3232271, 3694024, 4617530, 6464542, 9235060, 12929084, 16161355, 18470120, 25858168, 32322710, 64645420, 129290840]

約数ペア:

[(1, 129290840), (2, 64645420), (4, 32322710), (5, 25858168), (7, 18470120), (8, 16161355), (10, 12929084), (14, 9235060), (20, 6464542), (28, 4617530), (35, 3694024), (40, 3232271), (56, 2308765), (70, 1847012), (140, 923506), (280, 461753), (557, 232120), (829, 155960), (1114, 116060), (1658, 77980), (2228, 58030), (2785, 46424), (3316, 38990), (3899, 33160), (4145, 31192), (4456, 29015), (5570, 23212), (5803, 22280), (6632, 19495), (7798, 16580), (8290, 15596), (11140, 11606)]