220706820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{42281}}^1$

素因数の和:42325

約数の個数: 72

約数和(自身を含む): 692579160

約数和(自身を除く): 471872340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 42281, 84562, 126843, 169124, 211405, 253686, 380529, 422810, 507372, 634215, 761058, 845620, 1226149, 1268430, 1522116, 1902645, 2452298, 2536860, 3678447, 3805290, 4904596, 6130745, 7356894, 7610580, 11035341, 12261490, 14713788, 18392235, 22070682, 24522980, 36784470, 44141364, 55176705, 73568940, 110353410, 220706820]

約数ペア:

[(1, 220706820), (2, 110353410), (3, 73568940), (4, 55176705), (5, 44141364), (6, 36784470), (9, 24522980), (10, 22070682), (12, 18392235), (15, 14713788), (18, 12261490), (20, 11035341), (29, 7610580), (30, 7356894), (36, 6130745), (45, 4904596), (58, 3805290), (60, 3678447), (87, 2536860), (90, 2452298), (116, 1902645), (145, 1522116), (174, 1268430), (180, 1226149), (261, 845620), (290, 761058), (348, 634215), (435, 507372), (522, 422810), (580, 380529), (870, 253686), (1044, 211405), (1305, 169124), (1740, 126843), (2610, 84562), (5220, 42281)]