131446680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{6977}}^1$

素因数の和:7148

約数の個数: 64

約数和(自身を含む): 396908640

約数和(自身を除く): 265461960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 3140, 3768, 4710, 6280, 6977, 9420, 13954, 18840, 20931, 27908, 34885, 41862, 55816, 69770, 83724, 104655, 139540, 167448, 209310, 279080, 418620, 837240, 1095389, 2190778, 3286167, 4381556, 5476945, 6572334, 8763112, 10953890, 13144668, 16430835, 21907780, 26289336, 32861670, 43815560, 65723340, 131446680]

約数ペア:

[(1, 131446680), (2, 65723340), (3, 43815560), (4, 32861670), (5, 26289336), (6, 21907780), (8, 16430835), (10, 13144668), (12, 10953890), (15, 8763112), (20, 6572334), (24, 5476945), (30, 4381556), (40, 3286167), (60, 2190778), (120, 1095389), (157, 837240), (314, 418620), (471, 279080), (628, 209310), (785, 167448), (942, 139540), (1256, 104655), (1570, 83724), (1884, 69770), (2355, 55816), (3140, 41862), (3768, 34885), (4710, 27908), (6280, 20931), (6977, 18840), (9420, 13954)]