1999163520

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{773}}^1$

素因数の和:1247

約数の個数: 192

約数和(自身を含む): 6927687000

約数和(自身を除く): 4928523480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 449, 480, 576, 640, 720, 773, 898, 960, 1152, 1347, 1440, 1546, 1796, 1920, 2245, 2319, 2694, 2880, 3092, 3592, 3865, 4041, 4490, 4638, 5388, 5760, 6184, 6735, 6957, 7184, 7730, 8082, 8980, 9276, 10776, 11595, 12368, 13470, 13914, 14368, 15460, 16164, 17960, 18552, 20205, 21552, 23190, 24736, 26940, 27828, 28736, 30920, 32328, 34785, 35920, 37104, 40410, 43104, 46380, 49472, 53880, 55656, 57472, 61840, 64656, 69570, 71840, 74208, 80820, 86208, 92760, 98944, 107760, 111312, 123680, 129312, 139140, 143680, 148416, 161640, 172416, 185520, 215520, 222624, 247360, 258624, 278280, 287360, 296832, 323280, 347077, 371040, 431040, 445248, 494720, 517248, 556560, 646560, 694154, 742080, 862080, 890496, 1041231, 1113120, 1293120, 1388308, 1484160, 1735385, 2082462, 2226240, 2586240, 2776616, 3123693, 3470770, 4164924, 4452480, 5206155, 5553232, 6247386, 6941540, 8329848, 10412310, 11106464, 12494772, 13883080, 15618465, 16659696, 20824620, 22212928, 24989544, 27766160, 31236930, 33319392, 41649240, 44425856, 49979088, 55532320, 62473860, 66638784, 83298480, 99958176, 111064640, 124947720, 133277568, 166596960, 199916352, 222129280, 249895440, 333193920, 399832704, 499790880, 666387840, 999581760, 1999163520]

約数ペア:

[(1, 1999163520), (2, 999581760), (3, 666387840), (4, 499790880), (5, 399832704), (6, 333193920), (8, 249895440), (9, 222129280), (10, 199916352), (12, 166596960), (15, 133277568), (16, 124947720), (18, 111064640), (20, 99958176), (24, 83298480), (30, 66638784), (32, 62473860), (36, 55532320), (40, 49979088), (45, 44425856), (48, 41649240), (60, 33319392), (64, 31236930), (72, 27766160), (80, 24989544), (90, 22212928), (96, 20824620), (120, 16659696), (128, 15618465), (144, 13883080), (160, 12494772), (180, 11106464), (192, 10412310), (240, 8329848), (288, 6941540), (320, 6247386), (360, 5553232), (384, 5206155), (449, 4452480), (480, 4164924), (576, 3470770), (640, 3123693), (720, 2776616), (773, 2586240), (898, 2226240), (960, 2082462), (1152, 1735385), (1347, 1484160), (1440, 1388308), (1546, 1293120), (1796, 1113120), (1920, 1041231), (2245, 890496), (2319, 862080), (2694, 742080), (2880, 694154), (3092, 646560), (3592, 556560), (3865, 517248), (4041, 494720), (4490, 445248), (4638, 431040), (5388, 371040), (5760, 347077), (6184, 323280), (6735, 296832), (6957, 287360), (7184, 278280), (7730, 258624), (8082, 247360), (8980, 222624), (9276, 215520), (10776, 185520), (11595, 172416), (12368, 161640), (13470, 148416), (13914, 143680), (14368, 139140), (15460, 129312), (16164, 123680), (17960, 111312), (18552, 107760), (20205, 98944), (21552, 92760), (23190, 86208), (24736, 80820), (26940, 74208), (27828, 71840), (28736, 69570), (30920, 64656), (32328, 61840), (34785, 57472), (35920, 55656), (37104, 53880), (40410, 49472), (43104, 46380)]