221844240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{308117}}^1$

素因数の和:308136

約数の個数: 60

約数和(自身を含む): 745029324

約数和(自身を除く): 523185084

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 308117, 616234, 924351, 1232468, 1540585, 1848702, 2464936, 2773053, 3081170, 3697404, 4621755, 4929872, 5546106, 6162340, 7394808, 9243510, 11092212, 12324680, 13865265, 14789616, 18487020, 22184424, 24649360, 27730530, 36974040, 44368848, 55461060, 73948080, 110922120, 221844240]

約数ペア:

[(1, 221844240), (2, 110922120), (3, 73948080), (4, 55461060), (5, 44368848), (6, 36974040), (8, 27730530), (9, 24649360), (10, 22184424), (12, 18487020), (15, 14789616), (16, 13865265), (18, 12324680), (20, 11092212), (24, 9243510), (30, 7394808), (36, 6162340), (40, 5546106), (45, 4929872), (48, 4621755), (60, 3697404), (72, 3081170), (80, 2773053), (90, 2464936), (120, 1848702), (144, 1540585), (180, 1232468), (240, 924351), (360, 616234), (720, 308117)]