814440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{617}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 2669760

約数和(自身を除く): 1855320

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, 617, 660, 1234, 1320, 1851, 2468, 3085, 3702, 4936, 6170, 6787, 7404, 9255, 12340, 13574, 14808, 18510, 20361, 24680, 27148, 33935, 37020, 40722, 54296, 67870, 74040, 81444, 101805, 135740, 162888, 203610, 271480, 407220, 814440]

約数ペア:

[(1, 814440), (2, 407220), (3, 271480), (4, 203610), (5, 162888), (6, 135740), (8, 101805), (10, 81444), (11, 74040), (12, 67870), (15, 54296), (20, 40722), (22, 37020), (24, 33935), (30, 27148), (33, 24680), (40, 20361), (44, 18510), (55, 14808), (60, 13574), (66, 12340), (88, 9255), (110, 7404), (120, 6787), (132, 6170), (165, 4936), (220, 3702), (264, 3085), (330, 2468), (440, 1851), (617, 1320), (660, 1234)]