56397720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1787}}^1$

素因数の和:2064

約数の個数: 64

約数和(自身を含む): 169931520

約数和(自身を除く): 113533800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 263, 526, 789, 1052, 1315, 1578, 1787, 2104, 2630, 3156, 3574, 3945, 5260, 5361, 6312, 7148, 7890, 8935, 10520, 10722, 14296, 15780, 17870, 21444, 26805, 31560, 35740, 42888, 53610, 71480, 107220, 214440, 469981, 939962, 1409943, 1879924, 2349905, 2819886, 3759848, 4699810, 5639772, 7049715, 9399620, 11279544, 14099430, 18799240, 28198860, 56397720]

約数ペア:

[(1, 56397720), (2, 28198860), (3, 18799240), (4, 14099430), (5, 11279544), (6, 9399620), (8, 7049715), (10, 5639772), (12, 4699810), (15, 3759848), (20, 2819886), (24, 2349905), (30, 1879924), (40, 1409943), (60, 939962), (120, 469981), (263, 214440), (526, 107220), (789, 71480), (1052, 53610), (1315, 42888), (1578, 35740), (1787, 31560), (2104, 26805), (2630, 21444), (3156, 17870), (3574, 15780), (3945, 14296), (5260, 10722), (5361, 10520), (6312, 8935), (7148, 7890)]