139284080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{673}}^1$

素因数の和:898

約数の個数: 80

約数和(自身を含む): 351019200

約数和(自身を除く): 211735120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 199, 208, 260, 398, 520, 673, 796, 995, 1040, 1346, 1592, 1990, 2587, 2692, 3184, 3365, 3980, 5174, 5384, 6730, 7960, 8749, 10348, 10768, 12935, 13460, 15920, 17498, 20696, 25870, 26920, 34996, 41392, 43745, 51740, 53840, 69992, 87490, 103480, 133927, 139984, 174980, 206960, 267854, 349960, 535708, 669635, 699920, 1071416, 1339270, 1741051, 2142832, 2678540, 3482102, 5357080, 6964204, 8705255, 10714160, 13928408, 17410510, 27856816, 34821020, 69642040, 139284080]

約数ペア:

[(1, 139284080), (2, 69642040), (4, 34821020), (5, 27856816), (8, 17410510), (10, 13928408), (13, 10714160), (16, 8705255), (20, 6964204), (26, 5357080), (40, 3482102), (52, 2678540), (65, 2142832), (80, 1741051), (104, 1339270), (130, 1071416), (199, 699920), (208, 669635), (260, 535708), (398, 349960), (520, 267854), (673, 206960), (796, 174980), (995, 139984), (1040, 133927), (1346, 103480), (1592, 87490), (1990, 69992), (2587, 53840), (2692, 51740), (3184, 43745), (3365, 41392), (3980, 34996), (5174, 26920), (5384, 25870), (6730, 20696), (7960, 17498), (8749, 15920), (10348, 13460), (10768, 12935)]