208021240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{8951}}^1$

素因数の和:9052

約数の個数: 64

約数和(自身を含む): 541416960

約数和(自身を除く): 333395720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 83, 140, 166, 280, 332, 415, 581, 664, 830, 1162, 1660, 2324, 2905, 3320, 4648, 5810, 8951, 11620, 17902, 23240, 35804, 44755, 62657, 71608, 89510, 125314, 179020, 250628, 313285, 358040, 501256, 626570, 742933, 1253140, 1485866, 2506280, 2971732, 3714665, 5200531, 5943464, 7429330, 10401062, 14858660, 20802124, 26002655, 29717320, 41604248, 52005310, 104010620, 208021240]

約数ペア:

[(1, 208021240), (2, 104010620), (4, 52005310), (5, 41604248), (7, 29717320), (8, 26002655), (10, 20802124), (14, 14858660), (20, 10401062), (28, 7429330), (35, 5943464), (40, 5200531), (56, 3714665), (70, 2971732), (83, 2506280), (140, 1485866), (166, 1253140), (280, 742933), (332, 626570), (415, 501256), (581, 358040), (664, 313285), (830, 250628), (1162, 179020), (1660, 125314), (2324, 89510), (2905, 71608), (3320, 62657), (4648, 44755), (5810, 35804), (8951, 23240), (11620, 17902)]