131387880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{84223}}^1$

素因数の和:84250

約数の個数: 64

約数和(自身を含む): 424488960

約数和(自身を除く): 293101080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 84223, 168446, 252669, 336892, 421115, 505338, 673784, 842230, 1010676, 1094899, 1263345, 1684460, 2021352, 2189798, 2526690, 3284697, 3368920, 4379596, 5053380, 5474495, 6569394, 8759192, 10106760, 10948990, 13138788, 16423485, 21897980, 26277576, 32846970, 43795960, 65693940, 131387880]

約数ペア:

[(1, 131387880), (2, 65693940), (3, 43795960), (4, 32846970), (5, 26277576), (6, 21897980), (8, 16423485), (10, 13138788), (12, 10948990), (13, 10106760), (15, 8759192), (20, 6569394), (24, 5474495), (26, 5053380), (30, 4379596), (39, 3368920), (40, 3284697), (52, 2526690), (60, 2189798), (65, 2021352), (78, 1684460), (104, 1263345), (120, 1094899), (130, 1010676), (156, 842230), (195, 673784), (260, 505338), (312, 421115), (390, 336892), (520, 252669), (780, 168446), (1560, 84223)]