408817020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{487}}^1\times {\mathrm{823}}^1$

素因数の和:1339

約数の個数: 96

約数和(自身を含む): 1215986688

約数和(自身を除く): 807169668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 487, 510, 823, 974, 1020, 1461, 1646, 1948, 2435, 2469, 2922, 3292, 4115, 4870, 4938, 5844, 7305, 8230, 8279, 9740, 9876, 12345, 13991, 14610, 16460, 16558, 24690, 24837, 27982, 29220, 33116, 41395, 41973, 49380, 49674, 55964, 69955, 82790, 83946, 99348, 124185, 139910, 165580, 167892, 209865, 248370, 279820, 400801, 419730, 496740, 801602, 839460, 1202403, 1603204, 2004005, 2404806, 4008010, 4809612, 6012015, 6813617, 8016020, 12024030, 13627234, 20440851, 24048060, 27254468, 34068085, 40881702, 68136170, 81763404, 102204255, 136272340, 204408510, 408817020]

約数ペア:

[(1, 408817020), (2, 204408510), (3, 136272340), (4, 102204255), (5, 81763404), (6, 68136170), (10, 40881702), (12, 34068085), (15, 27254468), (17, 24048060), (20, 20440851), (30, 13627234), (34, 12024030), (51, 8016020), (60, 6813617), (68, 6012015), (85, 4809612), (102, 4008010), (170, 2404806), (204, 2004005), (255, 1603204), (340, 1202403), (487, 839460), (510, 801602), (823, 496740), (974, 419730), (1020, 400801), (1461, 279820), (1646, 248370), (1948, 209865), (2435, 167892), (2469, 165580), (2922, 139910), (3292, 124185), (4115, 99348), (4870, 83946), (4938, 82790), (5844, 69955), (7305, 55964), (8230, 49674), (8279, 49380), (9740, 41973), (9876, 41395), (12345, 33116), (13991, 29220), (14610, 27982), (16460, 24837), (16558, 24690)]