253565880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{124297}}^1$

素因数の和:124328

約数の個数: 64

約数和(自身を含む): 805451040

約数和(自身を除く): 551885160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 124297, 248594, 372891, 497188, 621485, 745782, 994376, 1242970, 1491564, 1864455, 2113049, 2485940, 2983128, 3728910, 4226098, 4971880, 6339147, 7457820, 8452196, 10565245, 12678294, 14915640, 16904392, 21130490, 25356588, 31695735, 42260980, 50713176, 63391470, 84521960, 126782940, 253565880]

約数ペア:

[(1, 253565880), (2, 126782940), (3, 84521960), (4, 63391470), (5, 50713176), (6, 42260980), (8, 31695735), (10, 25356588), (12, 21130490), (15, 16904392), (17, 14915640), (20, 12678294), (24, 10565245), (30, 8452196), (34, 7457820), (40, 6339147), (51, 4971880), (60, 4226098), (68, 3728910), (85, 2983128), (102, 2485940), (120, 2113049), (136, 1864455), (170, 1491564), (204, 1242970), (255, 994376), (340, 745782), (408, 621485), (510, 497188), (680, 372891), (1020, 248594), (2040, 124297)]