206825520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{499}}^1$

素因数の和:683

約数の個数: 160

約数和(自身を含む): 705312000

約数和(自身を除く): 498486480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 157, 165, 176, 220, 240, 264, 314, 330, 440, 471, 499, 528, 628, 660, 785, 880, 942, 998, 1256, 1320, 1497, 1570, 1727, 1884, 1996, 2355, 2495, 2512, 2640, 2994, 3140, 3454, 3768, 3992, 4710, 4990, 5181, 5489, 5988, 6280, 6908, 7485, 7536, 7984, 8635, 9420, 9980, 10362, 10978, 11976, 12560, 13816, 14970, 16467, 17270, 18840, 19960, 20724, 21956, 23952, 25905, 27445, 27632, 29940, 32934, 34540, 37680, 39920, 41448, 43912, 51810, 54890, 59880, 65868, 69080, 78343, 82335, 82896, 87824, 103620, 109780, 119760, 131736, 138160, 156686, 164670, 207240, 219560, 235029, 263472, 313372, 329340, 391715, 414480, 439120, 470058, 626744, 658680, 783430, 861773, 940116, 1175145, 1253488, 1317360, 1566860, 1723546, 1880232, 2350290, 2585319, 3133720, 3447092, 3760464, 4308865, 4700580, 5170638, 6267440, 6894184, 8617730, 9401160, 10341276, 12926595, 13788368, 17235460, 18802320, 20682552, 25853190, 34470920, 41365104, 51706380, 68941840, 103412760, 206825520]

約数ペア:

[(1, 206825520), (2, 103412760), (3, 68941840), (4, 51706380), (5, 41365104), (6, 34470920), (8, 25853190), (10, 20682552), (11, 18802320), (12, 17235460), (15, 13788368), (16, 12926595), (20, 10341276), (22, 9401160), (24, 8617730), (30, 6894184), (33, 6267440), (40, 5170638), (44, 4700580), (48, 4308865), (55, 3760464), (60, 3447092), (66, 3133720), (80, 2585319), (88, 2350290), (110, 1880232), (120, 1723546), (132, 1566860), (157, 1317360), (165, 1253488), (176, 1175145), (220, 940116), (240, 861773), (264, 783430), (314, 658680), (330, 626744), (440, 470058), (471, 439120), (499, 414480), (528, 391715), (628, 329340), (660, 313372), (785, 263472), (880, 235029), (942, 219560), (998, 207240), (1256, 164670), (1320, 156686), (1497, 138160), (1570, 131736), (1727, 119760), (1884, 109780), (1996, 103620), (2355, 87824), (2495, 82896), (2512, 82335), (2640, 78343), (2994, 69080), (3140, 65868), (3454, 59880), (3768, 54890), (3992, 51810), (4710, 43912), (4990, 41448), (5181, 39920), (5489, 37680), (5988, 34540), (6280, 32934), (6908, 29940), (7485, 27632), (7536, 27445), (7984, 25905), (8635, 23952), (9420, 21956), (9980, 20724), (10362, 19960), (10978, 18840), (11976, 17270), (12560, 16467), (13816, 14970)]