247625016

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1\times {\mathrm{647}}^1$

素因数の和:1124

約数の個数: 64

約数和(自身を含む): 638254080

約数和(自身を除く): 390629064

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 431, 444, 647, 862, 888, 1293, 1294, 1724, 1941, 2586, 2588, 3448, 3882, 5172, 5176, 7764, 10344, 15528, 15947, 23939, 31894, 47841, 47878, 63788, 71817, 95682, 95756, 127576, 143634, 191364, 191512, 278857, 287268, 382728, 557714, 574536, 836571, 1115428, 1673142, 2230856, 3346284, 6692568, 10317709, 20635418, 30953127, 41270836, 61906254, 82541672, 123812508, 247625016]

約数ペア:

[(1, 247625016), (2, 123812508), (3, 82541672), (4, 61906254), (6, 41270836), (8, 30953127), (12, 20635418), (24, 10317709), (37, 6692568), (74, 3346284), (111, 2230856), (148, 1673142), (222, 1115428), (296, 836571), (431, 574536), (444, 557714), (647, 382728), (862, 287268), (888, 278857), (1293, 191512), (1294, 191364), (1724, 143634), (1941, 127576), (2586, 95756), (2588, 95682), (3448, 71817), (3882, 63788), (5172, 47878), (5176, 47841), (7764, 31894), (10344, 23939), (15528, 15947)]