140528310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{881}}^1$

素因数の和:1313

約数の個数: 64

約数和(自身を含む): 364512960

約数和(自身を除く): 223984650

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 409, 818, 881, 1227, 1762, 2045, 2454, 2643, 4090, 4405, 5286, 5317, 6135, 8810, 10634, 11453, 12270, 13215, 15951, 22906, 26430, 26585, 31902, 34359, 53170, 57265, 68718, 79755, 114530, 159510, 171795, 343590, 360329, 720658, 1080987, 1801645, 2161974, 3603290, 4684277, 5404935, 9368554, 10809870, 14052831, 23421385, 28105662, 46842770, 70264155, 140528310]

約数ペア:

[(1, 140528310), (2, 70264155), (3, 46842770), (5, 28105662), (6, 23421385), (10, 14052831), (13, 10809870), (15, 9368554), (26, 5404935), (30, 4684277), (39, 3603290), (65, 2161974), (78, 1801645), (130, 1080987), (195, 720658), (390, 360329), (409, 343590), (818, 171795), (881, 159510), (1227, 114530), (1762, 79755), (2045, 68718), (2454, 57265), (2643, 53170), (4090, 34359), (4405, 31902), (5286, 26585), (5317, 26430), (6135, 22906), (8810, 15951), (10634, 13215), (11453, 12270)]