312261248

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:290

約数の個数: 128

約数和(自身を含む): 719712000

約数和(自身を除く): 407450752

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 41, 46, 52, 64, 82, 92, 104, 128, 164, 184, 199, 208, 299, 328, 368, 398, 416, 533, 598, 656, 736, 796, 832, 943, 1066, 1196, 1312, 1472, 1592, 1664, 1886, 2132, 2392, 2587, 2624, 2944, 3184, 3772, 4264, 4577, 4784, 5174, 5248, 6368, 7544, 8159, 8528, 9154, 9568, 10348, 12259, 12736, 15088, 16318, 17056, 18308, 19136, 20696, 24518, 25472, 30176, 32636, 34112, 36616, 38272, 41392, 49036, 59501, 60352, 65272, 68224, 73232, 82784, 98072, 106067, 119002, 120704, 130544, 146464, 165568, 187657, 196144, 212134, 238004, 261088, 292928, 331136, 375314, 392288, 424268, 476008, 522176, 585856, 750628, 784576, 848536, 952016, 1044352, 1501256, 1569152, 1697072, 1904032, 2439541, 3002512, 3394144, 3808064, 4879082, 6005024, 6788288, 7616128, 9758164, 12010048, 13576576, 19516328, 24020096, 39032656, 78065312, 156130624, 312261248]

約数ペア:

[(1, 312261248), (2, 156130624), (4, 78065312), (8, 39032656), (13, 24020096), (16, 19516328), (23, 13576576), (26, 12010048), (32, 9758164), (41, 7616128), (46, 6788288), (52, 6005024), (64, 4879082), (82, 3808064), (92, 3394144), (104, 3002512), (128, 2439541), (164, 1904032), (184, 1697072), (199, 1569152), (208, 1501256), (299, 1044352), (328, 952016), (368, 848536), (398, 784576), (416, 750628), (533, 585856), (598, 522176), (656, 476008), (736, 424268), (796, 392288), (832, 375314), (943, 331136), (1066, 292928), (1196, 261088), (1312, 238004), (1472, 212134), (1592, 196144), (1664, 187657), (1886, 165568), (2132, 146464), (2392, 130544), (2587, 120704), (2624, 119002), (2944, 106067), (3184, 98072), (3772, 82784), (4264, 73232), (4577, 68224), (4784, 65272), (5174, 60352), (5248, 59501), (6368, 49036), (7544, 41392), (8159, 38272), (8528, 36616), (9154, 34112), (9568, 32636), (10348, 30176), (12259, 25472), (12736, 24518), (15088, 20696), (16318, 19136), (17056, 18308)]