1289028840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{976537}}^1$

素因数の和:976562

約数の個数: 64

約数和(自身を含む): 4218644160

約数和(自身を除く): 2929615320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 976537, 1953074, 2929611, 3906148, 4882685, 5859222, 7812296, 9765370, 10741907, 11718444, 14648055, 19530740, 21483814, 23436888, 29296110, 32225721, 39061480, 42967628, 53709535, 58592220, 64451442, 85935256, 107419070, 117184440, 128902884, 161128605, 214838140, 257805768, 322257210, 429676280, 644514420, 1289028840]

約数ペア:

[(1, 1289028840), (2, 644514420), (3, 429676280), (4, 322257210), (5, 257805768), (6, 214838140), (8, 161128605), (10, 128902884), (11, 117184440), (12, 107419070), (15, 85935256), (20, 64451442), (22, 58592220), (24, 53709535), (30, 42967628), (33, 39061480), (40, 32225721), (44, 29296110), (55, 23436888), (60, 21483814), (66, 19530740), (88, 14648055), (110, 11718444), (120, 10741907), (132, 9765370), (165, 7812296), (220, 5859222), (264, 4882685), (330, 3906148), (440, 2929611), (660, 1953074), (1320, 976537)]