201430840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2957}}^1$

素因数の和:3112

約数の個数: 64

約数和(自身を含む): 491974560

約数和(自身を除く): 290543720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 131, 260, 262, 520, 524, 655, 1048, 1310, 1703, 2620, 2957, 3406, 5240, 5914, 6812, 8515, 11828, 13624, 14785, 17030, 23656, 29570, 34060, 38441, 59140, 68120, 76882, 118280, 153764, 192205, 307528, 384410, 387367, 768820, 774734, 1537640, 1549468, 1936835, 3098936, 3873670, 5035771, 7747340, 10071542, 15494680, 20143084, 25178855, 40286168, 50357710, 100715420, 201430840]

約数ペア:

[(1, 201430840), (2, 100715420), (4, 50357710), (5, 40286168), (8, 25178855), (10, 20143084), (13, 15494680), (20, 10071542), (26, 7747340), (40, 5035771), (52, 3873670), (65, 3098936), (104, 1936835), (130, 1549468), (131, 1537640), (260, 774734), (262, 768820), (520, 387367), (524, 384410), (655, 307528), (1048, 192205), (1310, 153764), (1703, 118280), (2620, 76882), (2957, 68120), (3406, 59140), (5240, 38441), (5914, 34060), (6812, 29570), (8515, 23656), (11828, 17030), (13624, 14785)]