161451264

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:292

約数の個数: 144

約数和(自身を含む): 470218112

約数和(自身を除く): 308766848

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 103, 104, 128, 156, 157, 192, 206, 208, 256, 309, 312, 314, 384, 412, 416, 471, 618, 624, 628, 768, 824, 832, 942, 1236, 1248, 1256, 1339, 1648, 1664, 1884, 2041, 2472, 2496, 2512, 2678, 3296, 3328, 3768, 4017, 4082, 4944, 4992, 5024, 5356, 6123, 6592, 7536, 8034, 8164, 9888, 9984, 10048, 10712, 12246, 13184, 15072, 16068, 16171, 16328, 19776, 20096, 21424, 24492, 26368, 30144, 32136, 32342, 32656, 39552, 40192, 42848, 48513, 48984, 60288, 64272, 64684, 65312, 79104, 85696, 97026, 97968, 120576, 128544, 129368, 130624, 171392, 194052, 195936, 210223, 257088, 258736, 261248, 342784, 388104, 391872, 420446, 514176, 517472, 522496, 630669, 776208, 783744, 840892, 1028352, 1034944, 1261338, 1552416, 1567488, 1681784, 2069888, 2522676, 3104832, 3363568, 4139776, 5045352, 6209664, 6727136, 10090704, 12419328, 13454272, 20181408, 26908544, 40362816, 53817088, 80725632, 161451264]

約数ペア:

[(1, 161451264), (2, 80725632), (3, 53817088), (4, 40362816), (6, 26908544), (8, 20181408), (12, 13454272), (13, 12419328), (16, 10090704), (24, 6727136), (26, 6209664), (32, 5045352), (39, 4139776), (48, 3363568), (52, 3104832), (64, 2522676), (78, 2069888), (96, 1681784), (103, 1567488), (104, 1552416), (128, 1261338), (156, 1034944), (157, 1028352), (192, 840892), (206, 783744), (208, 776208), (256, 630669), (309, 522496), (312, 517472), (314, 514176), (384, 420446), (412, 391872), (416, 388104), (471, 342784), (618, 261248), (624, 258736), (628, 257088), (768, 210223), (824, 195936), (832, 194052), (942, 171392), (1236, 130624), (1248, 129368), (1256, 128544), (1339, 120576), (1648, 97968), (1664, 97026), (1884, 85696), (2041, 79104), (2472, 65312), (2496, 64684), (2512, 64272), (2678, 60288), (3296, 48984), (3328, 48513), (3768, 42848), (4017, 40192), (4082, 39552), (4944, 32656), (4992, 32342), (5024, 32136), (5356, 30144), (6123, 26368), (6592, 24492), (7536, 21424), (8034, 20096), (8164, 19776), (9888, 16328), (9984, 16171), (10048, 16068), (10712, 15072), (12246, 13184)]