71757720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4241}}^1$

素因数の和:4305

約数の個数: 96

約数和(自身を含む): 238230720

約数和(自身を除く): 166473000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 47, 60, 72, 90, 94, 120, 141, 180, 188, 235, 282, 360, 376, 423, 470, 564, 705, 846, 940, 1128, 1410, 1692, 1880, 2115, 2820, 3384, 4230, 4241, 5640, 8460, 8482, 12723, 16920, 16964, 21205, 25446, 33928, 38169, 42410, 50892, 63615, 76338, 84820, 101784, 127230, 152676, 169640, 190845, 199327, 254460, 305352, 381690, 398654, 508920, 597981, 763380, 797308, 996635, 1195962, 1526760, 1594616, 1793943, 1993270, 2391924, 2989905, 3587886, 3986540, 4783848, 5979810, 7175772, 7973080, 8969715, 11959620, 14351544, 17939430, 23919240, 35878860, 71757720]

約数ペア:

[(1, 71757720), (2, 35878860), (3, 23919240), (4, 17939430), (5, 14351544), (6, 11959620), (8, 8969715), (9, 7973080), (10, 7175772), (12, 5979810), (15, 4783848), (18, 3986540), (20, 3587886), (24, 2989905), (30, 2391924), (36, 1993270), (40, 1793943), (45, 1594616), (47, 1526760), (60, 1195962), (72, 996635), (90, 797308), (94, 763380), (120, 597981), (141, 508920), (180, 398654), (188, 381690), (235, 305352), (282, 254460), (360, 199327), (376, 190845), (423, 169640), (470, 152676), (564, 127230), (705, 101784), (846, 84820), (940, 76338), (1128, 63615), (1410, 50892), (1692, 42410), (1880, 38169), (2115, 33928), (2820, 25446), (3384, 21205), (4230, 16964), (4241, 16920), (5640, 12723), (8460, 8482)]