148963280

素因数分解:

$2^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{6871}}^1$

素因数の和:7155

約数の個数: 40

約数和(自身を含む): 347668224

約数和(自身を除く): 198704944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 271, 542, 1084, 1355, 2168, 2710, 4336, 5420, 6871, 10840, 13742, 21680, 27484, 34355, 54968, 68710, 109936, 137420, 274840, 549680, 1862041, 3724082, 7448164, 9310205, 14896328, 18620410, 29792656, 37240820, 74481640, 148963280]

約数ペア:

[(1, 148963280), (2, 74481640), (4, 37240820), (5, 29792656), (8, 18620410), (10, 14896328), (16, 9310205), (20, 7448164), (40, 3724082), (80, 1862041), (271, 549680), (542, 274840), (1084, 137420), (1355, 109936), (2168, 68710), (2710, 54968), (4336, 34355), (5420, 27484), (6871, 21680), (10840, 13742)]