220857720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1279}}^1\times {\mathrm{1439}}^1$

素因数の和:2732

約数の個数: 64

約数和(自身を含む): 663552000

約数和(自身を除く): 442694280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1279, 1439, 2558, 2878, 3837, 4317, 5116, 5756, 6395, 7195, 7674, 8634, 10232, 11512, 12790, 14390, 15348, 17268, 19185, 21585, 25580, 28780, 30696, 34536, 38370, 43170, 51160, 57560, 76740, 86340, 153480, 172680, 1840481, 3680962, 5521443, 7361924, 9202405, 11042886, 14723848, 18404810, 22085772, 27607215, 36809620, 44171544, 55214430, 73619240, 110428860, 220857720]

約数ペア:

[(1, 220857720), (2, 110428860), (3, 73619240), (4, 55214430), (5, 44171544), (6, 36809620), (8, 27607215), (10, 22085772), (12, 18404810), (15, 14723848), (20, 11042886), (24, 9202405), (30, 7361924), (40, 5521443), (60, 3680962), (120, 1840481), (1279, 172680), (1439, 153480), (2558, 86340), (2878, 76740), (3837, 57560), (4317, 51160), (5116, 43170), (5756, 38370), (6395, 34536), (7195, 30696), (7674, 28780), (8634, 25580), (10232, 21585), (11512, 19185), (12790, 17268), (14390, 15348)]