221738100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{17189}}^1$

素因数の和:17249

約数の個数: 72

約数和(自身を含む): 656520480

約数和(自身を除く): 434782380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 43, 50, 60, 75, 86, 100, 129, 150, 172, 215, 258, 300, 430, 516, 645, 860, 1075, 1290, 2150, 2580, 3225, 4300, 6450, 12900, 17189, 34378, 51567, 68756, 85945, 103134, 171890, 206268, 257835, 343780, 429725, 515670, 739127, 859450, 1031340, 1289175, 1478254, 1718900, 2217381, 2578350, 2956508, 3695635, 4434762, 5156700, 7391270, 8869524, 11086905, 14782540, 18478175, 22173810, 36956350, 44347620, 55434525, 73912700, 110869050, 221738100]

約数ペア:

[(1, 221738100), (2, 110869050), (3, 73912700), (4, 55434525), (5, 44347620), (6, 36956350), (10, 22173810), (12, 18478175), (15, 14782540), (20, 11086905), (25, 8869524), (30, 7391270), (43, 5156700), (50, 4434762), (60, 3695635), (75, 2956508), (86, 2578350), (100, 2217381), (129, 1718900), (150, 1478254), (172, 1289175), (215, 1031340), (258, 859450), (300, 739127), (430, 515670), (516, 429725), (645, 343780), (860, 257835), (1075, 206268), (1290, 171890), (2150, 103134), (2580, 85945), (3225, 68756), (4300, 51567), (6450, 34378), (12900, 17189)]