75172720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{557}}^1$

素因数の和:818

約数の個数: 80

約数和(自身を含む): 200933568

約数和(自身を除く): 125760848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 241, 280, 482, 557, 560, 964, 1114, 1205, 1687, 1928, 2228, 2410, 2785, 3374, 3856, 3899, 4456, 4820, 5570, 6748, 7798, 8435, 8912, 9640, 11140, 13496, 15596, 16870, 19280, 19495, 22280, 26992, 31192, 33740, 38990, 44560, 62384, 67480, 77980, 134237, 134960, 155960, 268474, 311920, 536948, 671185, 939659, 1073896, 1342370, 1879318, 2147792, 2684740, 3758636, 4698295, 5369480, 7517272, 9396590, 10738960, 15034544, 18793180, 37586360, 75172720]

約数ペア:

[(1, 75172720), (2, 37586360), (4, 18793180), (5, 15034544), (7, 10738960), (8, 9396590), (10, 7517272), (14, 5369480), (16, 4698295), (20, 3758636), (28, 2684740), (35, 2147792), (40, 1879318), (56, 1342370), (70, 1073896), (80, 939659), (112, 671185), (140, 536948), (241, 311920), (280, 268474), (482, 155960), (557, 134960), (560, 134237), (964, 77980), (1114, 67480), (1205, 62384), (1687, 44560), (1928, 38990), (2228, 33740), (2410, 31192), (2785, 26992), (3374, 22280), (3856, 19495), (3899, 19280), (4456, 16870), (4820, 15596), (5570, 13496), (6748, 11140), (7798, 9640), (8435, 8912)]