1580366960

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1\times {\mathrm{1181}}^1$

素因数の和:1626

約数の個数: 80

約数和(自身を含む): 3772660320

約数和(自身を除く): 2192293360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 389, 430, 688, 778, 860, 1181, 1556, 1720, 1945, 2362, 3112, 3440, 3890, 4724, 5905, 6224, 7780, 9448, 11810, 15560, 16727, 18896, 23620, 31120, 33454, 47240, 50783, 66908, 83635, 94480, 101566, 133816, 167270, 203132, 253915, 267632, 334540, 406264, 459409, 507830, 669080, 812528, 918818, 1015660, 1338160, 1837636, 2031320, 2297045, 3675272, 4062640, 4594090, 7350544, 9188180, 18376360, 19754587, 36752720, 39509174, 79018348, 98772935, 158036696, 197545870, 316073392, 395091740, 790183480, 1580366960]

約数ペア:

[(1, 1580366960), (2, 790183480), (4, 395091740), (5, 316073392), (8, 197545870), (10, 158036696), (16, 98772935), (20, 79018348), (40, 39509174), (43, 36752720), (80, 19754587), (86, 18376360), (172, 9188180), (215, 7350544), (344, 4594090), (389, 4062640), (430, 3675272), (688, 2297045), (778, 2031320), (860, 1837636), (1181, 1338160), (1556, 1015660), (1720, 918818), (1945, 812528), (2362, 669080), (3112, 507830), (3440, 459409), (3890, 406264), (4724, 334540), (5905, 267632), (6224, 253915), (7780, 203132), (9448, 167270), (11810, 133816), (15560, 101566), (16727, 94480), (18896, 83635), (23620, 66908), (31120, 50783), (33454, 47240)]