210818564

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{59}}^1\times {\mathrm{281}}^1$

素因数の和:389

約数の個数: 72

約数和(自身を含む): 436332960

約数和(自身を除く): 225514396

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 59, 68, 118, 187, 236, 281, 289, 374, 562, 578, 649, 748, 1003, 1124, 1156, 1298, 2006, 2596, 3091, 3179, 4012, 4777, 6182, 6358, 9554, 11033, 12364, 12716, 16579, 17051, 19108, 22066, 33158, 34102, 44132, 52547, 66316, 68204, 81209, 105094, 162418, 182369, 187561, 210188, 281843, 324836, 364738, 375122, 563686, 729476, 750244, 893299, 1127372, 1786598, 3100273, 3573196, 4791331, 6200546, 9582662, 12401092, 19165324, 52704641, 105409282, 210818564]

約数ペア:

[(1, 210818564), (2, 105409282), (4, 52704641), (11, 19165324), (17, 12401092), (22, 9582662), (34, 6200546), (44, 4791331), (59, 3573196), (68, 3100273), (118, 1786598), (187, 1127372), (236, 893299), (281, 750244), (289, 729476), (374, 563686), (562, 375122), (578, 364738), (649, 324836), (748, 281843), (1003, 210188), (1124, 187561), (1156, 182369), (1298, 162418), (2006, 105094), (2596, 81209), (3091, 68204), (3179, 66316), (4012, 52547), (4777, 44132), (6182, 34102), (6358, 33158), (9554, 22066), (11033, 19108), (12364, 17051), (12716, 16579)]