139571880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{166157}}^1$

素因数の和:166178

約数の個数: 64

約数和(自身を含む): 478535040

約数和(自身を除く): 338963160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 166157, 332314, 498471, 664628, 830785, 996942, 1163099, 1329256, 1661570, 1993884, 2326198, 2492355, 3323140, 3489297, 3987768, 4652396, 4984710, 5815495, 6646280, 6978594, 9304792, 9969420, 11630990, 13957188, 17446485, 19938840, 23261980, 27914376, 34892970, 46523960, 69785940, 139571880]

約数ペア:

[(1, 139571880), (2, 69785940), (3, 46523960), (4, 34892970), (5, 27914376), (6, 23261980), (7, 19938840), (8, 17446485), (10, 13957188), (12, 11630990), (14, 9969420), (15, 9304792), (20, 6978594), (21, 6646280), (24, 5815495), (28, 4984710), (30, 4652396), (35, 3987768), (40, 3489297), (42, 3323140), (56, 2492355), (60, 2326198), (70, 1993884), (84, 1661570), (105, 1329256), (120, 1163099), (140, 996942), (168, 830785), (210, 664628), (280, 498471), (420, 332314), (840, 166157)]