211422480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:385

約数の個数: 160

約数和(自身を含む): 684622848

約数和(自身を除く): 473200368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 157, 181, 186, 240, 248, 310, 314, 362, 372, 465, 471, 496, 543, 620, 628, 724, 744, 785, 905, 930, 942, 1086, 1240, 1256, 1448, 1488, 1570, 1810, 1860, 1884, 2172, 2355, 2480, 2512, 2715, 2896, 3140, 3620, 3720, 3768, 4344, 4710, 4867, 5430, 5611, 6280, 7240, 7440, 7536, 8688, 9420, 9734, 10860, 11222, 12560, 14480, 14601, 16833, 18840, 19468, 21720, 22444, 24335, 28055, 28417, 29202, 33666, 37680, 38936, 43440, 44888, 48670, 56110, 56834, 58404, 67332, 73005, 77872, 84165, 85251, 89776, 97340, 112220, 113668, 116808, 134664, 142085, 146010, 168330, 170502, 194680, 224440, 227336, 233616, 269328, 284170, 292020, 336660, 341004, 389360, 426255, 448880, 454672, 568340, 584040, 673320, 682008, 852510, 880927, 1136680, 1168080, 1346640, 1364016, 1705020, 1761854, 2273360, 2642781, 3410040, 3523708, 4404635, 5285562, 6820080, 7047416, 8809270, 10571124, 13213905, 14094832, 17618540, 21142248, 26427810, 35237080, 42284496, 52855620, 70474160, 105711240, 211422480]

約数ペア:

[(1, 211422480), (2, 105711240), (3, 70474160), (4, 52855620), (5, 42284496), (6, 35237080), (8, 26427810), (10, 21142248), (12, 17618540), (15, 14094832), (16, 13213905), (20, 10571124), (24, 8809270), (30, 7047416), (31, 6820080), (40, 5285562), (48, 4404635), (60, 3523708), (62, 3410040), (80, 2642781), (93, 2273360), (120, 1761854), (124, 1705020), (155, 1364016), (157, 1346640), (181, 1168080), (186, 1136680), (240, 880927), (248, 852510), (310, 682008), (314, 673320), (362, 584040), (372, 568340), (465, 454672), (471, 448880), (496, 426255), (543, 389360), (620, 341004), (628, 336660), (724, 292020), (744, 284170), (785, 269328), (905, 233616), (930, 227336), (942, 224440), (1086, 194680), (1240, 170502), (1256, 168330), (1448, 146010), (1488, 142085), (1570, 134664), (1810, 116808), (1860, 113668), (1884, 112220), (2172, 97340), (2355, 89776), (2480, 85251), (2512, 84165), (2715, 77872), (2896, 73005), (3140, 67332), (3620, 58404), (3720, 56834), (3768, 56110), (4344, 48670), (4710, 44888), (4867, 43440), (5430, 38936), (5611, 37680), (6280, 33666), (7240, 29202), (7440, 28417), (7536, 28055), (8688, 24335), (9420, 22444), (9734, 21720), (10860, 19468), (11222, 18840), (12560, 16833), (14480, 14601)]