312697620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{56039}}^1$

素因数の和:56085

約数の個数: 72

約数和(自身を含む): 979130880

約数和(自身を除く): 666433260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 56039, 112078, 168117, 224156, 280195, 336234, 504351, 560390, 672468, 840585, 1008702, 1120780, 1681170, 1737209, 2017404, 2521755, 3362340, 3474418, 5043510, 5211627, 6948836, 8686045, 10087020, 10423254, 15634881, 17372090, 20846508, 26058135, 31269762, 34744180, 52116270, 62539524, 78174405, 104232540, 156348810, 312697620]

約数ペア:

[(1, 312697620), (2, 156348810), (3, 104232540), (4, 78174405), (5, 62539524), (6, 52116270), (9, 34744180), (10, 31269762), (12, 26058135), (15, 20846508), (18, 17372090), (20, 15634881), (30, 10423254), (31, 10087020), (36, 8686045), (45, 6948836), (60, 5211627), (62, 5043510), (90, 3474418), (93, 3362340), (124, 2521755), (155, 2017404), (180, 1737209), (186, 1681170), (279, 1120780), (310, 1008702), (372, 840585), (465, 672468), (558, 560390), (620, 504351), (930, 336234), (1116, 280195), (1395, 224156), (1860, 168117), (2790, 112078), (5580, 56039)]