8591220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4339}}^1$

素因数の和:4365

約数の個数: 72

約数和(自身を含む): 28435680

約数和(自身を除く): 19844460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 4339, 8678, 13017, 17356, 21695, 26034, 39051, 43390, 47729, 52068, 65085, 78102, 86780, 95458, 130170, 143187, 156204, 190916, 195255, 238645, 260340, 286374, 390510, 429561, 477290, 572748, 715935, 781020, 859122, 954580, 1431870, 1718244, 2147805, 2863740, 4295610, 8591220]

約数ペア:

[(1, 8591220), (2, 4295610), (3, 2863740), (4, 2147805), (5, 1718244), (6, 1431870), (9, 954580), (10, 859122), (11, 781020), (12, 715935), (15, 572748), (18, 477290), (20, 429561), (22, 390510), (30, 286374), (33, 260340), (36, 238645), (44, 195255), (45, 190916), (55, 156204), (60, 143187), (66, 130170), (90, 95458), (99, 86780), (110, 78102), (132, 65085), (165, 52068), (180, 47729), (198, 43390), (220, 39051), (330, 26034), (396, 21695), (495, 17356), (660, 13017), (990, 8678), (1980, 4339)]