30316520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{337}}^1$

素因数の和:534

約数の個数: 64

約数和(自身を含む): 74103120

約数和(自身を除く): 43786600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 173, 260, 337, 346, 520, 674, 692, 865, 1348, 1384, 1685, 1730, 2249, 2696, 3370, 3460, 4381, 4498, 6740, 6920, 8762, 8996, 11245, 13480, 17524, 17992, 21905, 22490, 35048, 43810, 44980, 58301, 87620, 89960, 116602, 175240, 233204, 291505, 466408, 583010, 757913, 1166020, 1515826, 2332040, 3031652, 3789565, 6063304, 7579130, 15158260, 30316520]

約数ペア:

[(1, 30316520), (2, 15158260), (4, 7579130), (5, 6063304), (8, 3789565), (10, 3031652), (13, 2332040), (20, 1515826), (26, 1166020), (40, 757913), (52, 583010), (65, 466408), (104, 291505), (130, 233204), (173, 175240), (260, 116602), (337, 89960), (346, 87620), (520, 58301), (674, 44980), (692, 43810), (865, 35048), (1348, 22490), (1384, 21905), (1685, 17992), (1730, 17524), (2249, 13480), (2696, 11245), (3370, 8996), (3460, 8762), (4381, 6920), (4498, 6740)]