238857780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{568709}}^1$

素因数の和:568728

約数の個数: 48

約数和(自身を含む): 764346240

約数和(自身を除く): 525488460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 568709, 1137418, 1706127, 2274836, 2843545, 3412254, 3980963, 5687090, 6824508, 7961926, 8530635, 11374180, 11942889, 15923852, 17061270, 19904815, 23885778, 34122540, 39809630, 47771556, 59714445, 79619260, 119428890, 238857780]

約数ペア:

[(1, 238857780), (2, 119428890), (3, 79619260), (4, 59714445), (5, 47771556), (6, 39809630), (7, 34122540), (10, 23885778), (12, 19904815), (14, 17061270), (15, 15923852), (20, 11942889), (21, 11374180), (28, 8530635), (30, 7961926), (35, 6824508), (42, 5687090), (60, 3980963), (70, 3412254), (84, 2843545), (105, 2274836), (140, 1706127), (210, 1137418), (420, 568709)]