72434807720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{2255131}}^1$

素因数の和:2255226

約数の個数: 64

約数和(自身を含む): 180230149440

約数和(自身を除く): 107795341720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 73, 88, 110, 146, 220, 292, 365, 440, 584, 730, 803, 1460, 1606, 2920, 3212, 4015, 6424, 8030, 16060, 32120, 2255131, 4510262, 9020524, 11275655, 18041048, 22551310, 24806441, 45102620, 49612882, 90205240, 99225764, 124032205, 164624563, 198451528, 248064410, 329249126, 496128820, 658498252, 823122815, 992257640, 1316996504, 1646245630, 1810870193, 3292491260, 3621740386, 6584982520, 7243480772, 9054350965, 14486961544, 18108701930, 36217403860, 72434807720]

約数ペア:

[(1, 72434807720), (2, 36217403860), (4, 18108701930), (5, 14486961544), (8, 9054350965), (10, 7243480772), (11, 6584982520), (20, 3621740386), (22, 3292491260), (40, 1810870193), (44, 1646245630), (55, 1316996504), (73, 992257640), (88, 823122815), (110, 658498252), (146, 496128820), (220, 329249126), (292, 248064410), (365, 198451528), (440, 164624563), (584, 124032205), (730, 99225764), (803, 90205240), (1460, 49612882), (1606, 45102620), (2920, 24806441), (3212, 22551310), (4015, 18041048), (6424, 11275655), (8030, 9020524), (16060, 4510262), (32120, 2255131)]