1278341792

素因数分解:

$2^5\times 7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1$

素因数の和:109

約数の個数: 288

約数和(自身を含む): 3465907200

約数和(自身を除く): 2187565408

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 31, 32, 34, 49, 52, 56, 62, 68, 91, 98, 104, 112, 119, 124, 136, 182, 196, 208, 217, 221, 224, 238, 248, 272, 289, 343, 364, 392, 403, 416, 434, 442, 476, 496, 527, 544, 578, 637, 686, 728, 784, 806, 833, 868, 884, 952, 992, 1054, 1156, 1274, 1372, 1456, 1519, 1547, 1568, 1612, 1666, 1736, 1768, 1904, 2023, 2108, 2312, 2548, 2744, 2821, 2912, 3038, 3094, 3224, 3332, 3472, 3536, 3689, 3757, 3808, 4046, 4216, 4459, 4624, 5096, 5488, 5642, 5831, 6076, 6188, 6448, 6664, 6851, 6944, 7072, 7378, 7514, 8092, 8432, 8918, 8959, 9248, 10192, 10633, 10829, 10976, 11284, 11662, 12152, 12376, 12896, 13328, 13702, 14161, 14756, 15028, 16184, 16864, 17836, 17918, 19747, 20384, 21266, 21658, 22568, 23324, 24304, 24752, 25823, 26299, 26656, 27404, 28322, 29512, 30056, 32368, 35672, 35836, 39494, 42532, 43316, 45136, 46648, 47957, 48608, 49504, 51646, 52598, 54808, 56644, 59024, 60112, 62713, 64736, 71344, 71672, 75803, 78988, 85064, 86632, 90272, 93296, 95914, 99127, 103292, 105196, 109616, 113288, 116467, 118048, 120224, 125426, 138229, 142688, 143344, 151606, 157976, 170128, 173264, 180761, 184093, 186592, 191828, 198254, 206584, 210392, 219232, 226576, 232934, 250852, 276458, 286688, 303212, 315952, 335699, 340256, 346528, 361522, 368186, 383656, 396508, 413168, 420784, 438991, 453152, 465868, 501704, 552916, 606424, 631904, 671398, 723044, 736372, 767312, 793016, 815269, 826336, 841568, 877982, 931736, 1003408, 1105832, 1212848, 1288651, 1342796, 1446088, 1472744, 1534624, 1586032, 1630538, 1755964, 1863472, 2006816, 2211664, 2349893, 2425696, 2577302, 2685592, 2892176, 2945488, 3072937, 3172064, 3261076, 3511928, 3726944, 4423328, 4699786, 5154604, 5371184, 5706883, 5784352, 5890976, 6145874, 6522152, 7023856, 9399572, 10309208, 10742368, 11413766, 12291748, 13044304, 14047712, 18799144, 20618416, 22827532, 24583496, 26088608, 37598288, 39948181, 41236832, 45655064, 49166992, 75196576, 79896362, 91310128, 98333984, 159792724, 182620256, 319585448, 639170896, 1278341792]

約数ペア:

[(1, 1278341792), (2, 639170896), (4, 319585448), (7, 182620256), (8, 159792724), (13, 98333984), (14, 91310128), (16, 79896362), (17, 75196576), (26, 49166992), (28, 45655064), (31, 41236832), (32, 39948181), (34, 37598288), (49, 26088608), (52, 24583496), (56, 22827532), (62, 20618416), (68, 18799144), (91, 14047712), (98, 13044304), (104, 12291748), (112, 11413766), (119, 10742368), (124, 10309208), (136, 9399572), (182, 7023856), (196, 6522152), (208, 6145874), (217, 5890976), (221, 5784352), (224, 5706883), (238, 5371184), (248, 5154604), (272, 4699786), (289, 4423328), (343, 3726944), (364, 3511928), (392, 3261076), (403, 3172064), (416, 3072937), (434, 2945488), (442, 2892176), (476, 2685592), (496, 2577302), (527, 2425696), (544, 2349893), (578, 2211664), (637, 2006816), (686, 1863472), (728, 1755964), (784, 1630538), (806, 1586032), (833, 1534624), (868, 1472744), (884, 1446088), (952, 1342796), (992, 1288651), (1054, 1212848), (1156, 1105832), (1274, 1003408), (1372, 931736), (1456, 877982), (1519, 841568), (1547, 826336), (1568, 815269), (1612, 793016), (1666, 767312), (1736, 736372), (1768, 723044), (1904, 671398), (2023, 631904), (2108, 606424), (2312, 552916), (2548, 501704), (2744, 465868), (2821, 453152), (2912, 438991), (3038, 420784), (3094, 413168), (3224, 396508), (3332, 383656), (3472, 368186), (3536, 361522), (3689, 346528), (3757, 340256), (3808, 335699), (4046, 315952), (4216, 303212), (4459, 286688), (4624, 276458), (5096, 250852), (5488, 232934), (5642, 226576), (5831, 219232), (6076, 210392), (6188, 206584), (6448, 198254), (6664, 191828), (6851, 186592), (6944, 184093), (7072, 180761), (7378, 173264), (7514, 170128), (8092, 157976), (8432, 151606), (8918, 143344), (8959, 142688), (9248, 138229), (10192, 125426), (10633, 120224), (10829, 118048), (10976, 116467), (11284, 113288), (11662, 109616), (12152, 105196), (12376, 103292), (12896, 99127), (13328, 95914), (13702, 93296), (14161, 90272), (14756, 86632), (15028, 85064), (16184, 78988), (16864, 75803), (17836, 71672), (17918, 71344), (19747, 64736), (20384, 62713), (21266, 60112), (21658, 59024), (22568, 56644), (23324, 54808), (24304, 52598), (24752, 51646), (25823, 49504), (26299, 48608), (26656, 47957), (27404, 46648), (28322, 45136), (29512, 43316), (30056, 42532), (32368, 39494), (35672, 35836)]