81697020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{569}}^1\times {\mathrm{2393}}^1$

素因数の和:2974

約数の個数: 48

約数和(自身を含む): 229249440

約数和(自身を除く): 147552420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 569, 1138, 1707, 2276, 2393, 2845, 3414, 4786, 5690, 6828, 7179, 8535, 9572, 11380, 11965, 14358, 17070, 23930, 28716, 34140, 35895, 47860, 71790, 143580, 1361617, 2723234, 4084851, 5446468, 6808085, 8169702, 13616170, 16339404, 20424255, 27232340, 40848510, 81697020]

約数ペア:

[(1, 81697020), (2, 40848510), (3, 27232340), (4, 20424255), (5, 16339404), (6, 13616170), (10, 8169702), (12, 6808085), (15, 5446468), (20, 4084851), (30, 2723234), (60, 1361617), (569, 143580), (1138, 71790), (1707, 47860), (2276, 35895), (2393, 34140), (2845, 28716), (3414, 23930), (4786, 17070), (5690, 14358), (6828, 11965), (7179, 11380), (8535, 9572)]