668025324

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{20641}}^1$

素因数の和:20711

約数の個数: 72

約数和(自身を含む): 1803285120

約数和(自身を除く): 1135259796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 31, 36, 58, 62, 87, 93, 116, 124, 174, 186, 261, 279, 348, 372, 522, 558, 899, 1044, 1116, 1798, 2697, 3596, 5394, 8091, 10788, 16182, 20641, 32364, 41282, 61923, 82564, 123846, 185769, 247692, 371538, 598589, 639871, 743076, 1197178, 1279742, 1795767, 1919613, 2394356, 2559484, 3591534, 3839226, 5387301, 5758839, 7183068, 7678452, 10774602, 11517678, 18556259, 21549204, 23035356, 37112518, 55668777, 74225036, 111337554, 167006331, 222675108, 334012662, 668025324]

約数ペア:

[(1, 668025324), (2, 334012662), (3, 222675108), (4, 167006331), (6, 111337554), (9, 74225036), (12, 55668777), (18, 37112518), (29, 23035356), (31, 21549204), (36, 18556259), (58, 11517678), (62, 10774602), (87, 7678452), (93, 7183068), (116, 5758839), (124, 5387301), (174, 3839226), (186, 3591534), (261, 2559484), (279, 2394356), (348, 1919613), (372, 1795767), (522, 1279742), (558, 1197178), (899, 743076), (1044, 639871), (1116, 598589), (1798, 371538), (2697, 247692), (3596, 185769), (5394, 123846), (8091, 82564), (10788, 61923), (16182, 41282), (20641, 32364)]