255347940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{27107}}^1$

素因数の和:27276

約数の個数: 48

約数和(自身を含む): 719554752

約数和(自身を除く): 464206812

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 942, 1570, 1884, 2355, 3140, 4710, 9420, 27107, 54214, 81321, 108428, 135535, 162642, 271070, 325284, 406605, 542140, 813210, 1626420, 4255799, 8511598, 12767397, 17023196, 21278995, 25534794, 42557990, 51069588, 63836985, 85115980, 127673970, 255347940]

約数ペア:

[(1, 255347940), (2, 127673970), (3, 85115980), (4, 63836985), (5, 51069588), (6, 42557990), (10, 25534794), (12, 21278995), (15, 17023196), (20, 12767397), (30, 8511598), (60, 4255799), (157, 1626420), (314, 813210), (471, 542140), (628, 406605), (785, 325284), (942, 271070), (1570, 162642), (1884, 135535), (2355, 108428), (3140, 81321), (4710, 54214), (9420, 27107)]