491508576

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{71}}^1$

素因数の和:186

約数の個数: 216

約数和(自身を含む): 1562769936

約数和(自身を除く): 1071261360

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 43, 48, 52, 71, 72, 78, 86, 96, 104, 117, 129, 142, 144, 156, 172, 208, 213, 234, 258, 284, 288, 312, 344, 387, 416, 426, 468, 516, 559, 568, 624, 639, 688, 774, 852, 923, 936, 1032, 1118, 1136, 1248, 1278, 1376, 1548, 1677, 1704, 1846, 1849, 1872, 2064, 2236, 2272, 2556, 2769, 3053, 3096, 3354, 3408, 3692, 3698, 3744, 4128, 4472, 5031, 5112, 5538, 5547, 6106, 6192, 6708, 6816, 7384, 7396, 8307, 8944, 9159, 10062, 10224, 11076, 11094, 12212, 12384, 13416, 14768, 14792, 16614, 16641, 17888, 18318, 20124, 20448, 22152, 22188, 24037, 24424, 26832, 27477, 29536, 29584, 33228, 33282, 36636, 39689, 40248, 44304, 44376, 48074, 48848, 53664, 54954, 59168, 66456, 66564, 72111, 73272, 79378, 80496, 88608, 88752, 96148, 97696, 109908, 119067, 131279, 132912, 133128, 144222, 146544, 158756, 160992, 177504, 192296, 216333, 219816, 238134, 262558, 265824, 266256, 288444, 293088, 317512, 357201, 384592, 393837, 432666, 439632, 476268, 525116, 532512, 576888, 635024, 714402, 769184, 787674, 865332, 879264, 952536, 1050232, 1153776, 1181511, 1270048, 1428804, 1575348, 1706627, 1730664, 1905072, 2100464, 2307552, 2363022, 2857608, 3150696, 3413254, 3461328, 3810144, 4200928, 4726044, 5119881, 5715216, 6301392, 6826508, 6922656, 9452088, 10239762, 11430432, 12602784, 13653016, 15359643, 18904176, 20479524, 27306032, 30719286, 37808352, 40959048, 54612064, 61438572, 81918096, 122877144, 163836192, 245754288, 491508576]

約数ペア:

[(1, 491508576), (2, 245754288), (3, 163836192), (4, 122877144), (6, 81918096), (8, 61438572), (9, 54612064), (12, 40959048), (13, 37808352), (16, 30719286), (18, 27306032), (24, 20479524), (26, 18904176), (32, 15359643), (36, 13653016), (39, 12602784), (43, 11430432), (48, 10239762), (52, 9452088), (71, 6922656), (72, 6826508), (78, 6301392), (86, 5715216), (96, 5119881), (104, 4726044), (117, 4200928), (129, 3810144), (142, 3461328), (144, 3413254), (156, 3150696), (172, 2857608), (208, 2363022), (213, 2307552), (234, 2100464), (258, 1905072), (284, 1730664), (288, 1706627), (312, 1575348), (344, 1428804), (387, 1270048), (416, 1181511), (426, 1153776), (468, 1050232), (516, 952536), (559, 879264), (568, 865332), (624, 787674), (639, 769184), (688, 714402), (774, 635024), (852, 576888), (923, 532512), (936, 525116), (1032, 476268), (1118, 439632), (1136, 432666), (1248, 393837), (1278, 384592), (1376, 357201), (1548, 317512), (1677, 293088), (1704, 288444), (1846, 266256), (1849, 265824), (1872, 262558), (2064, 238134), (2236, 219816), (2272, 216333), (2556, 192296), (2769, 177504), (3053, 160992), (3096, 158756), (3354, 146544), (3408, 144222), (3692, 133128), (3698, 132912), (3744, 131279), (4128, 119067), (4472, 109908), (5031, 97696), (5112, 96148), (5538, 88752), (5547, 88608), (6106, 80496), (6192, 79378), (6708, 73272), (6816, 72111), (7384, 66564), (7396, 66456), (8307, 59168), (8944, 54954), (9159, 53664), (10062, 48848), (10224, 48074), (11076, 44376), (11094, 44304), (12212, 40248), (12384, 39689), (13416, 36636), (14768, 33282), (14792, 33228), (16614, 29584), (16641, 29536), (17888, 27477), (18318, 26832), (20124, 24424), (20448, 24037), (22152, 22188)]