70817740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{569}}^1$

素因数の和:719

約数の個数: 72

約数和(自身を含む): 174666240

約数和(自身を除く): 103848500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 127, 140, 196, 245, 254, 490, 508, 569, 635, 889, 980, 1138, 1270, 1778, 2276, 2540, 2845, 3556, 3983, 4445, 5690, 6223, 7966, 8890, 11380, 12446, 15932, 17780, 19915, 24892, 27881, 31115, 39830, 55762, 62230, 72263, 79660, 111524, 124460, 139405, 144526, 278810, 289052, 361315, 505841, 557620, 722630, 1011682, 1445260, 2023364, 2529205, 3540887, 5058410, 7081774, 10116820, 14163548, 17704435, 35408870, 70817740]

約数ペア:

[(1, 70817740), (2, 35408870), (4, 17704435), (5, 14163548), (7, 10116820), (10, 7081774), (14, 5058410), (20, 3540887), (28, 2529205), (35, 2023364), (49, 1445260), (70, 1011682), (98, 722630), (127, 557620), (140, 505841), (196, 361315), (245, 289052), (254, 278810), (490, 144526), (508, 139405), (569, 124460), (635, 111524), (889, 79660), (980, 72263), (1138, 62230), (1270, 55762), (1778, 39830), (2276, 31115), (2540, 27881), (2845, 24892), (3556, 19915), (3983, 17780), (4445, 15932), (5690, 12446), (6223, 11380), (7966, 8890)]