248285960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{10159}}^1$

素因数の和:10230

約数の個数: 64

約数和(自身を含む): 614476800

約数和(自身を除く): 366190840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 94, 104, 130, 188, 235, 260, 376, 470, 520, 611, 940, 1222, 1880, 2444, 3055, 4888, 6110, 10159, 12220, 20318, 24440, 40636, 50795, 81272, 101590, 132067, 203180, 264134, 406360, 477473, 528268, 660335, 954946, 1056536, 1320670, 1909892, 2387365, 2641340, 3819784, 4774730, 5282680, 6207149, 9549460, 12414298, 19098920, 24828596, 31035745, 49657192, 62071490, 124142980, 248285960]

約数ペア:

[(1, 248285960), (2, 124142980), (4, 62071490), (5, 49657192), (8, 31035745), (10, 24828596), (13, 19098920), (20, 12414298), (26, 9549460), (40, 6207149), (47, 5282680), (52, 4774730), (65, 3819784), (94, 2641340), (104, 2387365), (130, 1909892), (188, 1320670), (235, 1056536), (260, 954946), (376, 660335), (470, 528268), (520, 477473), (611, 406360), (940, 264134), (1222, 203180), (1880, 132067), (2444, 101590), (3055, 81272), (4888, 50795), (6110, 40636), (10159, 24440), (12220, 20318)]