68621220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{7193}}^1$

素因数の和:7261

約数の個数: 72

約数和(自身を含む): 212107896

約数和(自身を除く): 143486676

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 4770, 7193, 9540, 14386, 21579, 28772, 35965, 43158, 64737, 71930, 86316, 107895, 129474, 143860, 215790, 258948, 323685, 381229, 431580, 647370, 762458, 1143687, 1294740, 1524916, 1906145, 2287374, 3431061, 3812290, 4574748, 5718435, 6862122, 7624580, 11436870, 13724244, 17155305, 22873740, 34310610, 68621220]

約数ペア:

[(1, 68621220), (2, 34310610), (3, 22873740), (4, 17155305), (5, 13724244), (6, 11436870), (9, 7624580), (10, 6862122), (12, 5718435), (15, 4574748), (18, 3812290), (20, 3431061), (30, 2287374), (36, 1906145), (45, 1524916), (53, 1294740), (60, 1143687), (90, 762458), (106, 647370), (159, 431580), (180, 381229), (212, 323685), (265, 258948), (318, 215790), (477, 143860), (530, 129474), (636, 107895), (795, 86316), (954, 71930), (1060, 64737), (1590, 43158), (1908, 35965), (2385, 28772), (3180, 21579), (4770, 14386), (7193, 9540)]