71598420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{1279}}^1$

素因数の和:1605

約数の個数: 72

約数和(自身を含む): 218050560

約数和(自身を除く): 146452140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 311, 622, 933, 1244, 1279, 1555, 1866, 2558, 2799, 3110, 3732, 3837, 4665, 5116, 5598, 6220, 6395, 7674, 9330, 11196, 11511, 12790, 13995, 15348, 18660, 19185, 23022, 25580, 27990, 38370, 46044, 55980, 57555, 76740, 115110, 230220, 397769, 795538, 1193307, 1591076, 1988845, 2386614, 3579921, 3977690, 4773228, 5966535, 7159842, 7955380, 11933070, 14319684, 17899605, 23866140, 35799210, 71598420]

約数ペア:

[(1, 71598420), (2, 35799210), (3, 23866140), (4, 17899605), (5, 14319684), (6, 11933070), (9, 7955380), (10, 7159842), (12, 5966535), (15, 4773228), (18, 3977690), (20, 3579921), (30, 2386614), (36, 1988845), (45, 1591076), (60, 1193307), (90, 795538), (180, 397769), (311, 230220), (622, 115110), (933, 76740), (1244, 57555), (1279, 55980), (1555, 46044), (1866, 38370), (2558, 27990), (2799, 25580), (3110, 23022), (3732, 19185), (3837, 18660), (4665, 15348), (5116, 13995), (5598, 12790), (6220, 11511), (6395, 11196), (7674, 9330)]