256538304

素因数分解:

$2^6\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2131}}^1$

素因数の和:2179

約数の個数: 168

約数和(自身を含む): 844783680

約数和(自身を除く): 588245376

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 32, 33, 36, 38, 44, 48, 57, 64, 66, 72, 76, 88, 96, 99, 114, 132, 144, 152, 171, 176, 192, 198, 209, 228, 264, 288, 304, 342, 352, 396, 418, 456, 528, 576, 608, 627, 684, 704, 792, 836, 912, 1056, 1216, 1254, 1368, 1584, 1672, 1824, 1881, 2112, 2131, 2508, 2736, 3168, 3344, 3648, 3762, 4262, 5016, 5472, 6336, 6393, 6688, 7524, 8524, 10032, 10944, 12786, 13376, 15048, 17048, 19179, 20064, 23441, 25572, 30096, 34096, 38358, 40128, 40489, 46882, 51144, 60192, 68192, 70323, 76716, 80978, 93764, 102288, 120384, 121467, 136384, 140646, 153432, 161956, 187528, 204576, 210969, 242934, 281292, 306864, 323912, 364401, 375056, 409152, 421938, 445379, 485868, 562584, 613728, 647824, 728802, 750112, 843876, 890758, 971736, 1125168, 1227456, 1295648, 1336137, 1457604, 1500224, 1687752, 1781516, 1943472, 2250336, 2591296, 2672274, 2915208, 3375504, 3563032, 3886944, 4008411, 4500672, 5344548, 5830416, 6751008, 7126064, 7773888, 8016822, 10689096, 11660832, 13502016, 14252128, 16033644, 21378192, 23321664, 28504256, 32067288, 42756384, 64134576, 85512768, 128269152, 256538304]

約数ペア:

[(1, 256538304), (2, 128269152), (3, 85512768), (4, 64134576), (6, 42756384), (8, 32067288), (9, 28504256), (11, 23321664), (12, 21378192), (16, 16033644), (18, 14252128), (19, 13502016), (22, 11660832), (24, 10689096), (32, 8016822), (33, 7773888), (36, 7126064), (38, 6751008), (44, 5830416), (48, 5344548), (57, 4500672), (64, 4008411), (66, 3886944), (72, 3563032), (76, 3375504), (88, 2915208), (96, 2672274), (99, 2591296), (114, 2250336), (132, 1943472), (144, 1781516), (152, 1687752), (171, 1500224), (176, 1457604), (192, 1336137), (198, 1295648), (209, 1227456), (228, 1125168), (264, 971736), (288, 890758), (304, 843876), (342, 750112), (352, 728802), (396, 647824), (418, 613728), (456, 562584), (528, 485868), (576, 445379), (608, 421938), (627, 409152), (684, 375056), (704, 364401), (792, 323912), (836, 306864), (912, 281292), (1056, 242934), (1216, 210969), (1254, 204576), (1368, 187528), (1584, 161956), (1672, 153432), (1824, 140646), (1881, 136384), (2112, 121467), (2131, 120384), (2508, 102288), (2736, 93764), (3168, 80978), (3344, 76716), (3648, 70323), (3762, 68192), (4262, 60192), (5016, 51144), (5472, 46882), (6336, 40489), (6393, 40128), (6688, 38358), (7524, 34096), (8524, 30096), (10032, 25572), (10944, 23441), (12786, 20064), (13376, 19179), (15048, 17048)]