136877720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{2731}}^1$

素因数の和:2928

約数の個数: 64

約数和(自身を含む): 354067200

約数和(自身を除く): 217189480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 179, 280, 358, 716, 895, 1253, 1432, 1790, 2506, 2731, 3580, 5012, 5462, 6265, 7160, 10024, 10924, 12530, 13655, 19117, 21848, 25060, 27310, 38234, 50120, 54620, 76468, 95585, 109240, 152936, 191170, 382340, 488849, 764680, 977698, 1955396, 2444245, 3421943, 3910792, 4888490, 6843886, 9776980, 13687772, 17109715, 19553960, 27375544, 34219430, 68438860, 136877720]

約数ペア:

[(1, 136877720), (2, 68438860), (4, 34219430), (5, 27375544), (7, 19553960), (8, 17109715), (10, 13687772), (14, 9776980), (20, 6843886), (28, 4888490), (35, 3910792), (40, 3421943), (56, 2444245), (70, 1955396), (140, 977698), (179, 764680), (280, 488849), (358, 382340), (716, 191170), (895, 152936), (1253, 109240), (1432, 95585), (1790, 76468), (2506, 54620), (2731, 50120), (3580, 38234), (5012, 27310), (5462, 25060), (6265, 21848), (7160, 19117), (10024, 13655), (10924, 12530)]