219640560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{21283}}^1$

素因数の和:21342

約数の個数: 80

約数和(自身を含む): 696753024

約数和(自身を除く): 477112464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 10320, 21283, 42566, 63849, 85132, 106415, 127698, 170264, 212830, 255396, 319245, 340528, 425660, 510792, 638490, 851320, 915169, 1021584, 1276980, 1702640, 1830338, 2553960, 2745507, 3660676, 4575845, 5107920, 5491014, 7321352, 9151690, 10982028, 13727535, 14642704, 18303380, 21964056, 27455070, 36606760, 43928112, 54910140, 73213520, 109820280, 219640560]

約数ペア:

[(1, 219640560), (2, 109820280), (3, 73213520), (4, 54910140), (5, 43928112), (6, 36606760), (8, 27455070), (10, 21964056), (12, 18303380), (15, 14642704), (16, 13727535), (20, 10982028), (24, 9151690), (30, 7321352), (40, 5491014), (43, 5107920), (48, 4575845), (60, 3660676), (80, 2745507), (86, 2553960), (120, 1830338), (129, 1702640), (172, 1276980), (215, 1021584), (240, 915169), (258, 851320), (344, 638490), (430, 510792), (516, 425660), (645, 340528), (688, 319245), (860, 255396), (1032, 212830), (1290, 170264), (1720, 127698), (2064, 106415), (2580, 85132), (3440, 63849), (5160, 42566), (10320, 21283)]