81212340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{123049}}^1$

素因数の和:123072

約数の個数: 48

約数和(自身を含む): 248068800

約数和(自身を除く): 166856460

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 123049, 246098, 369147, 492196, 615245, 738294, 1230490, 1353539, 1476588, 1845735, 2460980, 2707078, 3691470, 4060617, 5414156, 6767695, 7382940, 8121234, 13535390, 16242468, 20303085, 27070780, 40606170, 81212340]

約数ペア:

[(1, 81212340), (2, 40606170), (3, 27070780), (4, 20303085), (5, 16242468), (6, 13535390), (10, 8121234), (11, 7382940), (12, 6767695), (15, 5414156), (20, 4060617), (22, 3691470), (30, 2707078), (33, 2460980), (44, 1845735), (55, 1476588), (60, 1353539), (66, 1230490), (110, 738294), (132, 615245), (165, 492196), (220, 369147), (330, 246098), (660, 123049)]