78175620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{821}}^1$

素因数の和:882

約数の個数: 108

約数和(自身を含む): 248193036

約数和(自身を除く): 170017416

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 529, 690, 821, 828, 1035, 1058, 1380, 1587, 1642, 2070, 2116, 2463, 2645, 3174, 3284, 4105, 4140, 4761, 4926, 5290, 6348, 7389, 7935, 8210, 9522, 9852, 10580, 12315, 14778, 15870, 16420, 18883, 19044, 23805, 24630, 29556, 31740, 36945, 37766, 47610, 49260, 56649, 73890, 75532, 94415, 95220, 113298, 147780, 169947, 188830, 226596, 283245, 339894, 377660, 434309, 566490, 679788, 849735, 868618, 1132980, 1302927, 1699470, 1737236, 2171545, 2605854, 3398940, 3908781, 4343090, 5211708, 6514635, 7817562, 8686180, 13029270, 15635124, 19543905, 26058540, 39087810, 78175620]

約数ペア:

[(1, 78175620), (2, 39087810), (3, 26058540), (4, 19543905), (5, 15635124), (6, 13029270), (9, 8686180), (10, 7817562), (12, 6514635), (15, 5211708), (18, 4343090), (20, 3908781), (23, 3398940), (30, 2605854), (36, 2171545), (45, 1737236), (46, 1699470), (60, 1302927), (69, 1132980), (90, 868618), (92, 849735), (115, 679788), (138, 566490), (180, 434309), (207, 377660), (230, 339894), (276, 283245), (345, 226596), (414, 188830), (460, 169947), (529, 147780), (690, 113298), (821, 95220), (828, 94415), (1035, 75532), (1058, 73890), (1380, 56649), (1587, 49260), (1642, 47610), (2070, 37766), (2116, 36945), (2463, 31740), (2645, 29556), (3174, 24630), (3284, 23805), (4105, 19044), (4140, 18883), (4761, 16420), (4926, 15870), (5290, 14778), (6348, 12315), (7389, 10580), (7935, 9852), (8210, 9522)]