2982780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 9212112

約数和(自身を除く): 6229332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 227, 292, 365, 438, 454, 657, 681, 730, 876, 908, 1095, 1135, 1314, 1362, 1460, 2043, 2190, 2270, 2628, 2724, 3285, 3405, 4086, 4380, 4540, 6570, 6810, 8172, 10215, 13140, 13620, 16571, 20430, 33142, 40860, 49713, 66284, 82855, 99426, 149139, 165710, 198852, 248565, 298278, 331420, 497130, 596556, 745695, 994260, 1491390, 2982780]

約数ペア:

[(1, 2982780), (2, 1491390), (3, 994260), (4, 745695), (5, 596556), (6, 497130), (9, 331420), (10, 298278), (12, 248565), (15, 198852), (18, 165710), (20, 149139), (30, 99426), (36, 82855), (45, 66284), (60, 49713), (73, 40860), (90, 33142), (146, 20430), (180, 16571), (219, 13620), (227, 13140), (292, 10215), (365, 8172), (438, 6810), (454, 6570), (657, 4540), (681, 4380), (730, 4086), (876, 3405), (908, 3285), (1095, 2724), (1135, 2628), (1314, 2270), (1362, 2190), (1460, 2043)]