68917728

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{349}}^1$

素因数の和:401

約数の個数: 144

約数和(自身を含む): 211150800

約数和(自身を除く): 142233072

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 32, 33, 34, 44, 48, 51, 66, 68, 88, 96, 102, 121, 132, 136, 176, 187, 204, 242, 264, 272, 349, 352, 363, 374, 408, 484, 528, 544, 561, 698, 726, 748, 816, 968, 1047, 1056, 1122, 1396, 1452, 1496, 1632, 1936, 2057, 2094, 2244, 2792, 2904, 2992, 3839, 3872, 4114, 4188, 4488, 5584, 5808, 5933, 5984, 6171, 7678, 8228, 8376, 8976, 11168, 11517, 11616, 11866, 12342, 15356, 16456, 16752, 17799, 17952, 23034, 23732, 24684, 30712, 32912, 33504, 35598, 42229, 46068, 47464, 49368, 61424, 65263, 65824, 71196, 84458, 92136, 94928, 98736, 122848, 126687, 130526, 142392, 168916, 184272, 189856, 195789, 197472, 253374, 261052, 284784, 337832, 368544, 391578, 506748, 522104, 569568, 675664, 717893, 783156, 1013496, 1044208, 1351328, 1435786, 1566312, 2026992, 2088416, 2153679, 2871572, 3132624, 4053984, 4307358, 5743144, 6265248, 8614716, 11486288, 17229432, 22972576, 34458864, 68917728]

約数ペア:

[(1, 68917728), (2, 34458864), (3, 22972576), (4, 17229432), (6, 11486288), (8, 8614716), (11, 6265248), (12, 5743144), (16, 4307358), (17, 4053984), (22, 3132624), (24, 2871572), (32, 2153679), (33, 2088416), (34, 2026992), (44, 1566312), (48, 1435786), (51, 1351328), (66, 1044208), (68, 1013496), (88, 783156), (96, 717893), (102, 675664), (121, 569568), (132, 522104), (136, 506748), (176, 391578), (187, 368544), (204, 337832), (242, 284784), (264, 261052), (272, 253374), (349, 197472), (352, 195789), (363, 189856), (374, 184272), (408, 168916), (484, 142392), (528, 130526), (544, 126687), (561, 122848), (698, 98736), (726, 94928), (748, 92136), (816, 84458), (968, 71196), (1047, 65824), (1056, 65263), (1122, 61424), (1396, 49368), (1452, 47464), (1496, 46068), (1632, 42229), (1936, 35598), (2057, 33504), (2094, 32912), (2244, 30712), (2792, 24684), (2904, 23732), (2992, 23034), (3839, 17952), (3872, 17799), (4114, 16752), (4188, 16456), (4488, 15356), (5584, 12342), (5808, 11866), (5933, 11616), (5984, 11517), (6171, 11168), (7678, 8976), (8228, 8376)]