40856580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^3$

素因数の和:198

約数の個数: 72

約数和(自身を含む): 125997144

約数和(自身を除く): 85140564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 3721, 5490, 7442, 10980, 11163, 14884, 18605, 22326, 33489, 37210, 44652, 55815, 66978, 74420, 111630, 133956, 167445, 223260, 226981, 334890, 453962, 669780, 680943, 907924, 1134905, 1361886, 2042829, 2269810, 2723772, 3404715, 4085658, 4539620, 6809430, 8171316, 10214145, 13618860, 20428290, 40856580]

約数ペア:

[(1, 40856580), (2, 20428290), (3, 13618860), (4, 10214145), (5, 8171316), (6, 6809430), (9, 4539620), (10, 4085658), (12, 3404715), (15, 2723772), (18, 2269810), (20, 2042829), (30, 1361886), (36, 1134905), (45, 907924), (60, 680943), (61, 669780), (90, 453962), (122, 334890), (180, 226981), (183, 223260), (244, 167445), (305, 133956), (366, 111630), (549, 74420), (610, 66978), (732, 55815), (915, 44652), (1098, 37210), (1220, 33489), (1830, 22326), (2196, 18605), (2745, 14884), (3660, 11163), (3721, 10980), (5490, 7442)]