1688853712

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1$

素因数の和:178

約数の個数: 240

約数和(自身を含む): 4468214016

約数和(自身を除く): 2779360304

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 31, 34, 52, 56, 62, 68, 71, 91, 104, 112, 119, 124, 136, 142, 182, 208, 217, 221, 238, 248, 272, 284, 364, 403, 434, 442, 476, 496, 497, 527, 568, 728, 806, 868, 884, 923, 952, 961, 994, 1054, 1136, 1207, 1456, 1547, 1612, 1736, 1768, 1846, 1904, 1922, 1988, 2108, 2201, 2414, 2821, 3094, 3224, 3472, 3536, 3689, 3692, 3844, 3976, 4216, 4402, 4828, 5642, 6188, 6448, 6461, 6727, 6851, 7378, 7384, 7688, 7952, 8432, 8449, 8804, 9656, 11284, 12376, 12493, 12922, 13454, 13702, 14756, 14768, 15376, 15407, 15691, 16337, 16898, 17608, 19312, 22568, 24752, 24986, 25844, 26908, 27404, 28613, 29512, 30814, 31382, 32674, 33796, 35216, 37417, 45136, 47957, 49972, 51688, 53816, 54808, 57226, 59024, 61628, 62764, 65348, 67592, 68231, 74834, 87451, 95914, 99944, 103376, 107632, 109616, 109837, 114359, 114452, 123256, 125528, 130696, 135184, 136462, 149668, 174902, 191828, 199888, 200291, 212381, 219674, 228718, 228904, 246512, 251056, 261392, 261919, 272924, 299336, 349804, 383656, 400582, 424762, 439348, 457436, 457808, 477617, 486421, 523838, 545848, 598672, 699608, 767312, 801164, 849524, 878696, 887003, 914872, 955234, 972842, 1047676, 1091696, 1159927, 1399216, 1486667, 1602328, 1699048, 1757392, 1774006, 1829744, 1910468, 1945684, 2095352, 2319854, 2973334, 3204656, 3398096, 3404947, 3548012, 3820936, 3891368, 4190704, 4639708, 5946668, 6209021, 6809894, 7096024, 7641872, 7782736, 8119489, 9279416, 11893336, 12418042, 13619788, 14192048, 15079051, 16238978, 18558832, 23786672, 24836084, 27239576, 30158102, 32477956, 49672168, 54479152, 60316204, 64955912, 99344336, 105553357, 120632408, 129911824, 211106714, 241264816, 422213428, 844426856, 1688853712]

約数ペア:

[(1, 1688853712), (2, 844426856), (4, 422213428), (7, 241264816), (8, 211106714), (13, 129911824), (14, 120632408), (16, 105553357), (17, 99344336), (26, 64955912), (28, 60316204), (31, 54479152), (34, 49672168), (52, 32477956), (56, 30158102), (62, 27239576), (68, 24836084), (71, 23786672), (91, 18558832), (104, 16238978), (112, 15079051), (119, 14192048), (124, 13619788), (136, 12418042), (142, 11893336), (182, 9279416), (208, 8119489), (217, 7782736), (221, 7641872), (238, 7096024), (248, 6809894), (272, 6209021), (284, 5946668), (364, 4639708), (403, 4190704), (434, 3891368), (442, 3820936), (476, 3548012), (496, 3404947), (497, 3398096), (527, 3204656), (568, 2973334), (728, 2319854), (806, 2095352), (868, 1945684), (884, 1910468), (923, 1829744), (952, 1774006), (961, 1757392), (994, 1699048), (1054, 1602328), (1136, 1486667), (1207, 1399216), (1456, 1159927), (1547, 1091696), (1612, 1047676), (1736, 972842), (1768, 955234), (1846, 914872), (1904, 887003), (1922, 878696), (1988, 849524), (2108, 801164), (2201, 767312), (2414, 699608), (2821, 598672), (3094, 545848), (3224, 523838), (3472, 486421), (3536, 477617), (3689, 457808), (3692, 457436), (3844, 439348), (3976, 424762), (4216, 400582), (4402, 383656), (4828, 349804), (5642, 299336), (6188, 272924), (6448, 261919), (6461, 261392), (6727, 251056), (6851, 246512), (7378, 228904), (7384, 228718), (7688, 219674), (7952, 212381), (8432, 200291), (8449, 199888), (8804, 191828), (9656, 174902), (11284, 149668), (12376, 136462), (12493, 135184), (12922, 130696), (13454, 125528), (13702, 123256), (14756, 114452), (14768, 114359), (15376, 109837), (15407, 109616), (15691, 107632), (16337, 103376), (16898, 99944), (17608, 95914), (19312, 87451), (22568, 74834), (24752, 68231), (24986, 67592), (25844, 65348), (26908, 62764), (27404, 61628), (28613, 59024), (29512, 57226), (30814, 54808), (31382, 53816), (32674, 51688), (33796, 49972), (35216, 47957), (37417, 45136)]