348643670

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 668528640

約数和(自身を除く): 319884970

約数列:

[1, 2, 5, 10, 31, 61, 62, 103, 122, 155, 179, 206, 305, 310, 358, 515, 610, 895, 1030, 1790, 1891, 3193, 3782, 5549, 6283, 6386, 9455, 10919, 11098, 12566, 15965, 18437, 18910, 21838, 27745, 31415, 31930, 36874, 54595, 55490, 62830, 92185, 109190, 184370, 194773, 338489, 389546, 571547, 676978, 973865, 1124657, 1143094, 1692445, 1947730, 2249314, 2857735, 3384890, 5623285, 5715470, 11246570, 34864367, 69728734, 174321835, 348643670]

約数ペア:

[(1, 348643670), (2, 174321835), (5, 69728734), (10, 34864367), (31, 11246570), (61, 5715470), (62, 5623285), (103, 3384890), (122, 2857735), (155, 2249314), (179, 1947730), (206, 1692445), (305, 1143094), (310, 1124657), (358, 973865), (515, 676978), (610, 571547), (895, 389546), (1030, 338489), (1790, 194773), (1891, 184370), (3193, 109190), (3782, 92185), (5549, 62830), (6283, 55490), (6386, 54595), (9455, 36874), (10919, 31930), (11098, 31415), (12566, 27745), (15965, 21838), (18437, 18910)]