388639188

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:184

約数の個数: 288

約数和(自身を含む): 1274757120

約数和(自身を除く): 886117932

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 27, 28, 31, 36, 42, 46, 49, 54, 62, 63, 69, 84, 92, 93, 98, 103, 108, 124, 126, 138, 147, 161, 186, 189, 196, 206, 207, 217, 252, 276, 279, 294, 309, 322, 372, 378, 412, 414, 434, 441, 483, 558, 588, 618, 621, 644, 651, 713, 721, 756, 828, 837, 868, 882, 927, 966, 1116, 1127, 1236, 1242, 1302, 1323, 1426, 1442, 1449, 1519, 1674, 1764, 1854, 1932, 1953, 2139, 2163, 2254, 2369, 2484, 2604, 2646, 2781, 2852, 2884, 2898, 3038, 3193, 3348, 3381, 3708, 3906, 4278, 4326, 4347, 4508, 4557, 4738, 4991, 5047, 5292, 5562, 5796, 5859, 6076, 6386, 6417, 6489, 6762, 7107, 7812, 8556, 8652, 8694, 9114, 9476, 9579, 9982, 10094, 10143, 11124, 11718, 12772, 12834, 12978, 13524, 13671, 14214, 14973, 15141, 16583, 17388, 18228, 19158, 19251, 19467, 19964, 20188, 20286, 21321, 22351, 23436, 25668, 25956, 27342, 28428, 28737, 29946, 30282, 30429, 33166, 34937, 38316, 38502, 38934, 40572, 41013, 42642, 44702, 44919, 45423, 49749, 54684, 57474, 59892, 60564, 60858, 63963, 66332, 67053, 69874, 73439, 77004, 77868, 82026, 85284, 86211, 89404, 89838, 90846, 99498, 104811, 114948, 116081, 121716, 127926, 134106, 134757, 136269, 139748, 146878, 149247, 156457, 164052, 172422, 179676, 181692, 198996, 201159, 209622, 220317, 232162, 255852, 268212, 269514, 272538, 293756, 298494, 312914, 314433, 344844, 348243, 402318, 419244, 440634, 447741, 464324, 469371, 514073, 539028, 545076, 596988, 603477, 625828, 628866, 660951, 696486, 804636, 881268, 895482, 938742, 943299, 1028146, 1044729, 1206954, 1257732, 1321902, 1392972, 1408113, 1542219, 1790964, 1877484, 1886598, 1982853, 2056292, 2089458, 2413908, 2643804, 2816226, 3084438, 3134187, 3598511, 3773196, 3965706, 4178916, 4224339, 4626657, 5632452, 6168876, 6268374, 7197022, 7931412, 8448678, 9253314, 10795533, 12536748, 13879971, 14394044, 16897356, 18506628, 21591066, 27759942, 32386599, 43182132, 55519884, 64773198, 97159797, 129546396, 194319594, 388639188]

約数ペア:

[(1, 388639188), (2, 194319594), (3, 129546396), (4, 97159797), (6, 64773198), (7, 55519884), (9, 43182132), (12, 32386599), (14, 27759942), (18, 21591066), (21, 18506628), (23, 16897356), (27, 14394044), (28, 13879971), (31, 12536748), (36, 10795533), (42, 9253314), (46, 8448678), (49, 7931412), (54, 7197022), (62, 6268374), (63, 6168876), (69, 5632452), (84, 4626657), (92, 4224339), (93, 4178916), (98, 3965706), (103, 3773196), (108, 3598511), (124, 3134187), (126, 3084438), (138, 2816226), (147, 2643804), (161, 2413908), (186, 2089458), (189, 2056292), (196, 1982853), (206, 1886598), (207, 1877484), (217, 1790964), (252, 1542219), (276, 1408113), (279, 1392972), (294, 1321902), (309, 1257732), (322, 1206954), (372, 1044729), (378, 1028146), (412, 943299), (414, 938742), (434, 895482), (441, 881268), (483, 804636), (558, 696486), (588, 660951), (618, 628866), (621, 625828), (644, 603477), (651, 596988), (713, 545076), (721, 539028), (756, 514073), (828, 469371), (837, 464324), (868, 447741), (882, 440634), (927, 419244), (966, 402318), (1116, 348243), (1127, 344844), (1236, 314433), (1242, 312914), (1302, 298494), (1323, 293756), (1426, 272538), (1442, 269514), (1449, 268212), (1519, 255852), (1674, 232162), (1764, 220317), (1854, 209622), (1932, 201159), (1953, 198996), (2139, 181692), (2163, 179676), (2254, 172422), (2369, 164052), (2484, 156457), (2604, 149247), (2646, 146878), (2781, 139748), (2852, 136269), (2884, 134757), (2898, 134106), (3038, 127926), (3193, 121716), (3348, 116081), (3381, 114948), (3708, 104811), (3906, 99498), (4278, 90846), (4326, 89838), (4347, 89404), (4508, 86211), (4557, 85284), (4738, 82026), (4991, 77868), (5047, 77004), (5292, 73439), (5562, 69874), (5796, 67053), (5859, 66332), (6076, 63963), (6386, 60858), (6417, 60564), (6489, 59892), (6762, 57474), (7107, 54684), (7812, 49749), (8556, 45423), (8652, 44919), (8694, 44702), (9114, 42642), (9476, 41013), (9579, 40572), (9982, 38934), (10094, 38502), (10143, 38316), (11124, 34937), (11718, 33166), (12772, 30429), (12834, 30282), (12978, 29946), (13524, 28737), (13671, 28428), (14214, 27342), (14973, 25956), (15141, 25668), (16583, 23436), (17388, 22351), (18228, 21321), (19158, 20286), (19251, 20188), (19467, 19964)]