172188180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{677}}^1$

素因数の和:855

約数の個数: 120

約数和(自身を含む): 544404168

約数和(自身を除く): 372215988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 157, 162, 180, 270, 314, 324, 405, 471, 540, 628, 677, 785, 810, 942, 1354, 1413, 1570, 1620, 1884, 2031, 2355, 2708, 2826, 3140, 3385, 4062, 4239, 4710, 5652, 6093, 6770, 7065, 8124, 8478, 9420, 10155, 12186, 12717, 13540, 14130, 16956, 18279, 20310, 21195, 24372, 25434, 28260, 30465, 36558, 40620, 42390, 50868, 54837, 60930, 63585, 73116, 84780, 91395, 106289, 109674, 121860, 127170, 182790, 212578, 219348, 254340, 274185, 318867, 365580, 425156, 531445, 548370, 637734, 956601, 1062890, 1096740, 1275468, 1594335, 1913202, 2125780, 2869803, 3188670, 3826404, 4783005, 5739606, 6377340, 8609409, 9566010, 11479212, 14349015, 17218818, 19132020, 28698030, 34437636, 43047045, 57396060, 86094090, 172188180]

約数ペア:

[(1, 172188180), (2, 86094090), (3, 57396060), (4, 43047045), (5, 34437636), (6, 28698030), (9, 19132020), (10, 17218818), (12, 14349015), (15, 11479212), (18, 9566010), (20, 8609409), (27, 6377340), (30, 5739606), (36, 4783005), (45, 3826404), (54, 3188670), (60, 2869803), (81, 2125780), (90, 1913202), (108, 1594335), (135, 1275468), (157, 1096740), (162, 1062890), (180, 956601), (270, 637734), (314, 548370), (324, 531445), (405, 425156), (471, 365580), (540, 318867), (628, 274185), (677, 254340), (785, 219348), (810, 212578), (942, 182790), (1354, 127170), (1413, 121860), (1570, 109674), (1620, 106289), (1884, 91395), (2031, 84780), (2355, 73116), (2708, 63585), (2826, 60930), (3140, 54837), (3385, 50868), (4062, 42390), (4239, 40620), (4710, 36558), (5652, 30465), (6093, 28260), (6770, 25434), (7065, 24372), (8124, 21195), (8478, 20310), (9420, 18279), (10155, 16956), (12186, 14130), (12717, 13540)]