81422280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{75391}}^1$

素因数の和:75411

約数の個数: 64

約数和(自身を含む): 271411200

約数和(自身を除く): 189988920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 75391, 150782, 226173, 301564, 376955, 452346, 603128, 678519, 753910, 904692, 1130865, 1357038, 1507820, 1809384, 2035557, 2261730, 2714076, 3015640, 3392595, 4071114, 4523460, 5428152, 6785190, 8142228, 9046920, 10177785, 13570380, 16284456, 20355570, 27140760, 40711140, 81422280]

約数ペア:

[(1, 81422280), (2, 40711140), (3, 27140760), (4, 20355570), (5, 16284456), (6, 13570380), (8, 10177785), (9, 9046920), (10, 8142228), (12, 6785190), (15, 5428152), (18, 4523460), (20, 4071114), (24, 3392595), (27, 3015640), (30, 2714076), (36, 2261730), (40, 2035557), (45, 1809384), (54, 1507820), (60, 1357038), (72, 1130865), (90, 904692), (108, 753910), (120, 678519), (135, 603128), (180, 452346), (216, 376955), (270, 301564), (360, 226173), (540, 150782), (1080, 75391)]