161416560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2617}}^1$

素因数の和:2890

約数の個数: 80

約数和(自身を含む): 502530336

約数和(自身を除く): 341113776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 257, 514, 771, 1028, 1285, 1542, 2056, 2570, 2617, 3084, 3855, 4112, 5140, 5234, 6168, 7710, 7851, 10280, 10468, 12336, 13085, 15420, 15702, 20560, 20936, 26170, 30840, 31404, 39255, 41872, 52340, 61680, 62808, 78510, 104680, 125616, 157020, 209360, 314040, 628080, 672569, 1345138, 2017707, 2690276, 3362845, 4035414, 5380552, 6725690, 8070828, 10088535, 10761104, 13451380, 16141656, 20177070, 26902760, 32283312, 40354140, 53805520, 80708280, 161416560]

約数ペア:

[(1, 161416560), (2, 80708280), (3, 53805520), (4, 40354140), (5, 32283312), (6, 26902760), (8, 20177070), (10, 16141656), (12, 13451380), (15, 10761104), (16, 10088535), (20, 8070828), (24, 6725690), (30, 5380552), (40, 4035414), (48, 3362845), (60, 2690276), (80, 2017707), (120, 1345138), (240, 672569), (257, 628080), (514, 314040), (771, 209360), (1028, 157020), (1285, 125616), (1542, 104680), (2056, 78510), (2570, 62808), (2617, 61680), (3084, 52340), (3855, 41872), (4112, 39255), (5140, 31404), (5234, 30840), (6168, 26170), (7710, 20936), (7851, 20560), (10280, 15702), (10468, 15420), (12336, 13085)]