242786960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{4967}}^1$

素因数の和:5040

約数の個数: 80

約数和(自身を含む): 620960256

約数和(自身を除く): 378173296

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 104, 130, 188, 208, 235, 260, 376, 470, 520, 611, 752, 940, 1040, 1222, 1880, 2444, 3055, 3760, 4888, 4967, 6110, 9776, 9934, 12220, 19868, 24440, 24835, 39736, 48880, 49670, 64571, 79472, 99340, 129142, 198680, 233449, 258284, 322855, 397360, 466898, 516568, 645710, 933796, 1033136, 1167245, 1291420, 1867592, 2334490, 2582840, 3034837, 3735184, 4668980, 5165680, 6069674, 9337960, 12139348, 15174185, 18675920, 24278696, 30348370, 48557392, 60696740, 121393480, 242786960]

約数ペア:

[(1, 242786960), (2, 121393480), (4, 60696740), (5, 48557392), (8, 30348370), (10, 24278696), (13, 18675920), (16, 15174185), (20, 12139348), (26, 9337960), (40, 6069674), (47, 5165680), (52, 4668980), (65, 3735184), (80, 3034837), (94, 2582840), (104, 2334490), (130, 1867592), (188, 1291420), (208, 1167245), (235, 1033136), (260, 933796), (376, 645710), (470, 516568), (520, 466898), (611, 397360), (752, 322855), (940, 258284), (1040, 233449), (1222, 198680), (1880, 129142), (2444, 99340), (3055, 79472), (3760, 64571), (4888, 49670), (4967, 48880), (6110, 39736), (9776, 24835), (9934, 24440), (12220, 19868)]