71887620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{171161}}^1$

素因数の和:171180

約数の個数: 48

約数和(自身を含む): 230041728

約数和(自身を除く): 158154108

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, 171161, 342322, 513483, 684644, 855805, 1026966, 1198127, 1711610, 2053932, 2396254, 2567415, 3423220, 3594381, 4792508, 5134830, 5990635, 7188762, 10269660, 11981270, 14377524, 17971905, 23962540, 35943810, 71887620]

約数ペア:

[(1, 71887620), (2, 35943810), (3, 23962540), (4, 17971905), (5, 14377524), (6, 11981270), (7, 10269660), (10, 7188762), (12, 5990635), (14, 5134830), (15, 4792508), (20, 3594381), (21, 3423220), (28, 2567415), (30, 2396254), (35, 2053932), (42, 1711610), (60, 1198127), (70, 1026966), (84, 855805), (105, 684644), (140, 513483), (210, 342322), (420, 171161)]