155478680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{10477}}^1$

素因数の和:10548

約数の個数: 64

約数和(自身を含む): 407384640

約数和(自身を除く): 251905960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 7420, 10477, 14840, 20954, 41908, 52385, 73339, 83816, 104770, 146678, 209540, 293356, 366695, 419080, 555281, 586712, 733390, 1110562, 1466780, 2221124, 2776405, 2933560, 3886967, 4442248, 5552810, 7773934, 11105620, 15547868, 19434835, 22211240, 31095736, 38869670, 77739340, 155478680]

約数ペア:

[(1, 155478680), (2, 77739340), (4, 38869670), (5, 31095736), (7, 22211240), (8, 19434835), (10, 15547868), (14, 11105620), (20, 7773934), (28, 5552810), (35, 4442248), (40, 3886967), (53, 2933560), (56, 2776405), (70, 2221124), (106, 1466780), (140, 1110562), (212, 733390), (265, 586712), (280, 555281), (371, 419080), (424, 366695), (530, 293356), (742, 209540), (1060, 146678), (1484, 104770), (1855, 83816), (2120, 73339), (2968, 52385), (3710, 41908), (7420, 20954), (10477, 14840)]