1271435984

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1657}}^1$

素因数の和:1733

約数の個数: 160

約数和(自身を含む): 3315787776

約数和(自身を除く): 2044351792

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 31, 34, 52, 56, 62, 68, 91, 104, 112, 119, 124, 136, 182, 208, 217, 221, 238, 248, 272, 364, 403, 434, 442, 476, 496, 527, 728, 806, 868, 884, 952, 1054, 1456, 1547, 1612, 1657, 1736, 1768, 1904, 2108, 2821, 3094, 3224, 3314, 3472, 3536, 3689, 4216, 5642, 6188, 6448, 6628, 6851, 7378, 8432, 11284, 11599, 12376, 13256, 13702, 14756, 21541, 22568, 23198, 24752, 26512, 27404, 28169, 29512, 43082, 45136, 46396, 47957, 51367, 54808, 56338, 59024, 86164, 92792, 95914, 102734, 109616, 112676, 150787, 172328, 185584, 191828, 197183, 205468, 225352, 301574, 344656, 359569, 366197, 383656, 394366, 410936, 450704, 603148, 667771, 719138, 732394, 767312, 788732, 821872, 873239, 1206296, 1335542, 1438276, 1464788, 1577464, 1746478, 2412592, 2563379, 2671084, 2876552, 2929576, 3154928, 3492956, 4674397, 5126758, 5342168, 5753104, 5859152, 6112673, 6985912, 9348794, 10253516, 10684336, 11352107, 12225346, 13971824, 18697588, 20507032, 22704214, 24450692, 37395176, 41014064, 45408428, 48901384, 74790352, 79464749, 90816856, 97802768, 158929498, 181633712, 317858996, 635717992, 1271435984]

約数ペア:

[(1, 1271435984), (2, 635717992), (4, 317858996), (7, 181633712), (8, 158929498), (13, 97802768), (14, 90816856), (16, 79464749), (17, 74790352), (26, 48901384), (28, 45408428), (31, 41014064), (34, 37395176), (52, 24450692), (56, 22704214), (62, 20507032), (68, 18697588), (91, 13971824), (104, 12225346), (112, 11352107), (119, 10684336), (124, 10253516), (136, 9348794), (182, 6985912), (208, 6112673), (217, 5859152), (221, 5753104), (238, 5342168), (248, 5126758), (272, 4674397), (364, 3492956), (403, 3154928), (434, 2929576), (442, 2876552), (476, 2671084), (496, 2563379), (527, 2412592), (728, 1746478), (806, 1577464), (868, 1464788), (884, 1438276), (952, 1335542), (1054, 1206296), (1456, 873239), (1547, 821872), (1612, 788732), (1657, 767312), (1736, 732394), (1768, 719138), (1904, 667771), (2108, 603148), (2821, 450704), (3094, 410936), (3224, 394366), (3314, 383656), (3472, 366197), (3536, 359569), (3689, 344656), (4216, 301574), (5642, 225352), (6188, 205468), (6448, 197183), (6628, 191828), (6851, 185584), (7378, 172328), (8432, 150787), (11284, 112676), (11599, 109616), (12376, 102734), (13256, 95914), (13702, 92792), (14756, 86164), (21541, 59024), (22568, 56338), (23198, 54808), (24752, 51367), (26512, 47957), (27404, 46396), (28169, 45136), (29512, 43082)]