8951220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223}}^2$

素因数の和:461

約数の個数: 54

約数和(自身を含む): 27274338

約数和(自身を除く): 18323118

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223, 446, 669, 892, 1115, 1338, 2007, 2230, 2676, 3345, 4014, 4460, 6690, 8028, 10035, 13380, 20070, 40140, 49729, 99458, 149187, 198916, 248645, 298374, 447561, 497290, 596748, 745935, 895122, 994580, 1491870, 1790244, 2237805, 2983740, 4475610, 8951220]

約数ペア:

[(1, 8951220), (2, 4475610), (3, 2983740), (4, 2237805), (5, 1790244), (6, 1491870), (9, 994580), (10, 895122), (12, 745935), (15, 596748), (18, 497290), (20, 447561), (30, 298374), (36, 248645), (45, 198916), (60, 149187), (90, 99458), (180, 49729), (223, 40140), (446, 20070), (669, 13380), (892, 10035), (1115, 8028), (1338, 6690), (2007, 4460), (2230, 4014), (2676, 3345)]