203225120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{431}}^1$

素因数の和:874

約数の個数: 96

約数和(自身を含む): 551287296

約数和(自身を除く): 348062176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 421, 431, 560, 842, 862, 1120, 1684, 1724, 2105, 2155, 2947, 3017, 3368, 3448, 4210, 4310, 5894, 6034, 6736, 6896, 8420, 8620, 11788, 12068, 13472, 13792, 14735, 15085, 16840, 17240, 23576, 24136, 29470, 30170, 33680, 34480, 47152, 48272, 58940, 60340, 67360, 68960, 94304, 96544, 117880, 120680, 181451, 235760, 241360, 362902, 471520, 482720, 725804, 907255, 1270157, 1451608, 1814510, 2540314, 2903216, 3629020, 5080628, 5806432, 6350785, 7258040, 10161256, 12701570, 14516080, 20322512, 25403140, 29032160, 40645024, 50806280, 101612560, 203225120]

約数ペア:

[(1, 203225120), (2, 101612560), (4, 50806280), (5, 40645024), (7, 29032160), (8, 25403140), (10, 20322512), (14, 14516080), (16, 12701570), (20, 10161256), (28, 7258040), (32, 6350785), (35, 5806432), (40, 5080628), (56, 3629020), (70, 2903216), (80, 2540314), (112, 1814510), (140, 1451608), (160, 1270157), (224, 907255), (280, 725804), (421, 482720), (431, 471520), (560, 362902), (842, 241360), (862, 235760), (1120, 181451), (1684, 120680), (1724, 117880), (2105, 96544), (2155, 94304), (2947, 68960), (3017, 67360), (3368, 60340), (3448, 58940), (4210, 48272), (4310, 47152), (5894, 34480), (6034, 33680), (6736, 30170), (6896, 29470), (8420, 24136), (8620, 23576), (11788, 17240), (12068, 16840), (13472, 15085), (13792, 14735)]