1287904968

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{353}}^1$

素因数の和:521

約数の個数: 256

約数和(自身を含む): 4349952000

約数和(自身を除く): 3062047032

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 54, 56, 57, 63, 72, 76, 84, 108, 114, 126, 127, 133, 152, 168, 171, 189, 216, 228, 252, 254, 266, 342, 353, 378, 381, 399, 456, 504, 508, 513, 532, 684, 706, 756, 762, 798, 889, 1016, 1026, 1059, 1064, 1143, 1197, 1368, 1412, 1512, 1524, 1596, 1778, 2052, 2118, 2286, 2394, 2413, 2471, 2667, 2824, 3048, 3177, 3192, 3429, 3556, 3591, 4104, 4236, 4572, 4788, 4826, 4942, 5334, 6354, 6707, 6858, 7112, 7182, 7239, 7413, 8001, 8472, 9144, 9531, 9576, 9652, 9884, 10668, 12708, 13414, 13716, 14364, 14478, 14826, 16002, 16891, 19062, 19304, 19768, 20121, 21336, 21717, 22239, 24003, 25416, 26828, 27432, 28728, 28956, 29652, 32004, 33782, 38124, 40242, 43434, 44478, 44831, 46949, 48006, 50673, 53656, 57912, 59304, 60363, 64008, 65151, 66717, 67564, 76248, 80484, 86868, 88956, 89662, 93898, 96012, 101346, 120726, 130302, 133434, 134493, 135128, 140847, 152019, 160968, 173736, 177912, 179324, 181089, 187796, 192024, 202692, 241452, 260604, 266868, 268986, 281694, 304038, 313817, 358648, 362178, 375592, 403479, 405384, 422541, 456057, 482904, 521208, 533736, 537972, 563388, 608076, 627634, 724356, 806958, 845082, 851789, 912114, 941451, 1075944, 1126776, 1210437, 1216152, 1255268, 1267623, 1448712, 1613916, 1690164, 1703578, 1824228, 1882902, 2420874, 2510536, 2535246, 2555367, 2824353, 3227832, 3380328, 3407156, 3648456, 3765804, 4841748, 5070492, 5110734, 5648706, 5962523, 6814312, 7531608, 7666101, 8473059, 9683496, 10140984, 10221468, 11297412, 11925046, 15332202, 16946118, 17887569, 20442936, 22594824, 22998303, 23850092, 30664404, 33892236, 35775138, 45996606, 47700184, 53662707, 61328808, 67784472, 71550276, 91993212, 107325414, 143100552, 160988121, 183986424, 214650828, 321976242, 429301656, 643952484, 1287904968]

約数ペア:

[(1, 1287904968), (2, 643952484), (3, 429301656), (4, 321976242), (6, 214650828), (7, 183986424), (8, 160988121), (9, 143100552), (12, 107325414), (14, 91993212), (18, 71550276), (19, 67784472), (21, 61328808), (24, 53662707), (27, 47700184), (28, 45996606), (36, 35775138), (38, 33892236), (42, 30664404), (54, 23850092), (56, 22998303), (57, 22594824), (63, 20442936), (72, 17887569), (76, 16946118), (84, 15332202), (108, 11925046), (114, 11297412), (126, 10221468), (127, 10140984), (133, 9683496), (152, 8473059), (168, 7666101), (171, 7531608), (189, 6814312), (216, 5962523), (228, 5648706), (252, 5110734), (254, 5070492), (266, 4841748), (342, 3765804), (353, 3648456), (378, 3407156), (381, 3380328), (399, 3227832), (456, 2824353), (504, 2555367), (508, 2535246), (513, 2510536), (532, 2420874), (684, 1882902), (706, 1824228), (756, 1703578), (762, 1690164), (798, 1613916), (889, 1448712), (1016, 1267623), (1026, 1255268), (1059, 1216152), (1064, 1210437), (1143, 1126776), (1197, 1075944), (1368, 941451), (1412, 912114), (1512, 851789), (1524, 845082), (1596, 806958), (1778, 724356), (2052, 627634), (2118, 608076), (2286, 563388), (2394, 537972), (2413, 533736), (2471, 521208), (2667, 482904), (2824, 456057), (3048, 422541), (3177, 405384), (3192, 403479), (3429, 375592), (3556, 362178), (3591, 358648), (4104, 313817), (4236, 304038), (4572, 281694), (4788, 268986), (4826, 266868), (4942, 260604), (5334, 241452), (6354, 202692), (6707, 192024), (6858, 187796), (7112, 181089), (7182, 179324), (7239, 177912), (7413, 173736), (8001, 160968), (8472, 152019), (9144, 140847), (9531, 135128), (9576, 134493), (9652, 133434), (9884, 130302), (10668, 120726), (12708, 101346), (13414, 96012), (13716, 93898), (14364, 89662), (14478, 88956), (14826, 86868), (16002, 80484), (16891, 76248), (19062, 67564), (19304, 66717), (19768, 65151), (20121, 64008), (21336, 60363), (21717, 59304), (22239, 57912), (24003, 53656), (25416, 50673), (26828, 48006), (27432, 46949), (28728, 44831), (28956, 44478), (29652, 43434), (32004, 40242), (33782, 38124)]