72088020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12919}}^1$

素因数の和:12965

約数の個数: 72

約数和(自身を含む): 225738240

約数和(自身を除く): 153650220

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, 12919, 25838, 38757, 51676, 64595, 77514, 116271, 129190, 155028, 193785, 232542, 258380, 387570, 400489, 465084, 581355, 775140, 800978, 1162710, 1201467, 1601956, 2002445, 2325420, 2402934, 3604401, 4004890, 4805868, 6007335, 7208802, 8009780, 12014670, 14417604, 18022005, 24029340, 36044010, 72088020]

約数ペア:

[(1, 72088020), (2, 36044010), (3, 24029340), (4, 18022005), (5, 14417604), (6, 12014670), (9, 8009780), (10, 7208802), (12, 6007335), (15, 4805868), (18, 4004890), (20, 3604401), (30, 2402934), (31, 2325420), (36, 2002445), (45, 1601956), (60, 1201467), (62, 1162710), (90, 800978), (93, 775140), (124, 581355), (155, 465084), (180, 400489), (186, 387570), (279, 258380), (310, 232542), (372, 193785), (465, 155028), (558, 129190), (620, 116271), (930, 77514), (1116, 64595), (1395, 51676), (1860, 38757), (2790, 25838), (5580, 12919)]