78545670

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{2477}}^1$

素因数の和:2645

約数の個数: 64

約数和(自身を含む): 216953856

約数和(自身を除く): 138408186

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 151, 210, 302, 453, 755, 906, 1057, 1510, 2114, 2265, 2477, 3171, 4530, 4954, 5285, 6342, 7431, 10570, 12385, 14862, 15855, 17339, 24770, 31710, 34678, 37155, 52017, 74310, 86695, 104034, 173390, 260085, 374027, 520170, 748054, 1122081, 1870135, 2244162, 2618189, 3740270, 5236378, 5610405, 7854567, 11220810, 13090945, 15709134, 26181890, 39272835, 78545670]

約数ペア:

[(1, 78545670), (2, 39272835), (3, 26181890), (5, 15709134), (6, 13090945), (7, 11220810), (10, 7854567), (14, 5610405), (15, 5236378), (21, 3740270), (30, 2618189), (35, 2244162), (42, 1870135), (70, 1122081), (105, 748054), (151, 520170), (210, 374027), (302, 260085), (453, 173390), (755, 104034), (906, 86695), (1057, 74310), (1510, 52017), (2114, 37155), (2265, 34678), (2477, 31710), (3171, 24770), (4530, 17339), (4954, 15855), (5285, 14862), (6342, 12385), (7431, 10570)]