219635460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{110927}}^1$

素因数の和:110953

約数の個数: 72

約数和(自身を含む): 726800256

約数和(自身を除く): 507164796

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, 110927, 221854, 332781, 443708, 554635, 665562, 998343, 1109270, 1220197, 1331124, 1663905, 1996686, 2218540, 2440394, 3327810, 3660591, 3993372, 4880788, 4991715, 6100985, 6655620, 7321182, 9983430, 10981773, 12201970, 14642364, 18302955, 19966860, 21963546, 24403940, 36605910, 43927092, 54908865, 73211820, 109817730, 219635460]

約数ペア:

[(1, 219635460), (2, 109817730), (3, 73211820), (4, 54908865), (5, 43927092), (6, 36605910), (9, 24403940), (10, 21963546), (11, 19966860), (12, 18302955), (15, 14642364), (18, 12201970), (20, 10981773), (22, 9983430), (30, 7321182), (33, 6655620), (36, 6100985), (44, 4991715), (45, 4880788), (55, 3993372), (60, 3660591), (66, 3327810), (90, 2440394), (99, 2218540), (110, 1996686), (132, 1663905), (165, 1331124), (180, 1220197), (198, 1109270), (220, 998343), (330, 665562), (396, 554635), (495, 443708), (660, 332781), (990, 221854), (1980, 110927)]