1278705510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{747781}}^1$

素因数の和:747813

約数の個数: 48

約数和(自身を含む): 3499619760

約数和(自身を除く): 2220914250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 747781, 1495562, 2243343, 3738905, 4486686, 6730029, 7477810, 11216715, 13460058, 14207839, 22433430, 28415678, 33650145, 42623517, 67300290, 71039195, 85247034, 127870551, 142078390, 213117585, 255741102, 426235170, 639352755, 1278705510]

約数ペア:

[(1, 1278705510), (2, 639352755), (3, 426235170), (5, 255741102), (6, 213117585), (9, 142078390), (10, 127870551), (15, 85247034), (18, 71039195), (19, 67300290), (30, 42623517), (38, 33650145), (45, 28415678), (57, 22433430), (90, 14207839), (95, 13460058), (114, 11216715), (171, 7477810), (190, 6730029), (285, 4486686), (342, 3738905), (570, 2243343), (855, 1495562), (1710, 747781)]