221302440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{614729}}^1$

素因数の和:614746

約数の個数: 48

約数和(自身を含む): 719234100

約数和(自身を除く): 497931660

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 614729, 1229458, 1844187, 2458916, 3073645, 3688374, 4917832, 5532561, 6147290, 7376748, 9220935, 11065122, 12294580, 14753496, 18441870, 22130244, 24589160, 27662805, 36883740, 44260488, 55325610, 73767480, 110651220, 221302440]

約数ペア:

[(1, 221302440), (2, 110651220), (3, 73767480), (4, 55325610), (5, 44260488), (6, 36883740), (8, 27662805), (9, 24589160), (10, 22130244), (12, 18441870), (15, 14753496), (18, 12294580), (20, 11065122), (24, 9220935), (30, 7376748), (36, 6147290), (40, 5532561), (45, 4917832), (60, 3688374), (72, 3073645), (90, 2458916), (120, 1844187), (180, 1229458), (360, 614729)]