77666120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2693}}^1$

素因数の和:2814

約数の個数: 64

約数和(自身を含む): 201726720

約数和(自身を除く): 124060600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 103, 140, 206, 280, 412, 515, 721, 824, 1030, 1442, 2060, 2693, 2884, 3605, 4120, 5386, 5768, 7210, 10772, 13465, 14420, 18851, 21544, 26930, 28840, 37702, 53860, 75404, 94255, 107720, 150808, 188510, 277379, 377020, 554758, 754040, 1109516, 1386895, 1941653, 2219032, 2773790, 3883306, 5547580, 7766612, 9708265, 11095160, 15533224, 19416530, 38833060, 77666120]

約数ペア:

[(1, 77666120), (2, 38833060), (4, 19416530), (5, 15533224), (7, 11095160), (8, 9708265), (10, 7766612), (14, 5547580), (20, 3883306), (28, 2773790), (35, 2219032), (40, 1941653), (56, 1386895), (70, 1109516), (103, 754040), (140, 554758), (206, 377020), (280, 277379), (412, 188510), (515, 150808), (721, 107720), (824, 94255), (1030, 75404), (1442, 53860), (2060, 37702), (2693, 28840), (2884, 26930), (3605, 21544), (4120, 18851), (5386, 14420), (5768, 13465), (7210, 10772)]