338237560

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1\times {\mathrm{571}}^1$

素因数の和:892

約数の個数: 64

約数和(自身を含む): 778377600

約数和(自身を除く): 440140040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 251, 295, 472, 502, 571, 590, 1004, 1142, 1180, 1255, 2008, 2284, 2360, 2510, 2855, 4568, 5020, 5710, 10040, 11420, 14809, 22840, 29618, 33689, 59236, 67378, 74045, 118472, 134756, 143321, 148090, 168445, 269512, 286642, 296180, 336890, 573284, 592360, 673780, 716605, 1146568, 1347560, 1433210, 2866420, 5732840, 8455939, 16911878, 33823756, 42279695, 67647512, 84559390, 169118780, 338237560]

約数ペア:

[(1, 338237560), (2, 169118780), (4, 84559390), (5, 67647512), (8, 42279695), (10, 33823756), (20, 16911878), (40, 8455939), (59, 5732840), (118, 2866420), (236, 1433210), (251, 1347560), (295, 1146568), (472, 716605), (502, 673780), (571, 592360), (590, 573284), (1004, 336890), (1142, 296180), (1180, 286642), (1255, 269512), (2008, 168445), (2284, 148090), (2360, 143321), (2510, 134756), (2855, 118472), (4568, 74045), (5020, 67378), (5710, 59236), (10040, 33689), (11420, 29618), (14809, 22840)]