64125720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{178127}}^1$

素因数の和:178144

約数の個数: 48

約数和(自身を含む): 208409760

約数和(自身を除く): 144284040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 178127, 356254, 534381, 712508, 890635, 1068762, 1425016, 1603143, 1781270, 2137524, 2671905, 3206286, 3562540, 4275048, 5343810, 6412572, 7125080, 8015715, 10687620, 12825144, 16031430, 21375240, 32062860, 64125720]

約数ペア:

[(1, 64125720), (2, 32062860), (3, 21375240), (4, 16031430), (5, 12825144), (6, 10687620), (8, 8015715), (9, 7125080), (10, 6412572), (12, 5343810), (15, 4275048), (18, 3562540), (20, 3206286), (24, 2671905), (30, 2137524), (36, 1781270), (40, 1603143), (45, 1425016), (60, 1068762), (72, 890635), (90, 712508), (120, 534381), (180, 356254), (360, 178127)]