421225728

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1$

素因数の和:473

約数の個数: 288

約数和(自身を含む): 1483453440

約数和(自身を除く): 1062227712

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 17, 21, 22, 24, 28, 32, 33, 34, 42, 44, 48, 51, 56, 64, 66, 68, 77, 84, 88, 96, 102, 112, 119, 128, 132, 136, 154, 168, 176, 187, 192, 204, 224, 231, 238, 256, 264, 272, 308, 336, 352, 357, 374, 384, 408, 419, 448, 462, 476, 528, 544, 561, 616, 672, 704, 714, 748, 768, 816, 838, 896, 924, 952, 1056, 1088, 1122, 1232, 1257, 1309, 1344, 1408, 1428, 1496, 1632, 1676, 1792, 1848, 1904, 2112, 2176, 2244, 2464, 2514, 2618, 2688, 2816, 2856, 2933, 2992, 3264, 3352, 3696, 3808, 3927, 4224, 4352, 4488, 4609, 4928, 5028, 5236, 5376, 5712, 5866, 5984, 6528, 6704, 7123, 7392, 7616, 7854, 8448, 8799, 8976, 9218, 9856, 10056, 10472, 11424, 11732, 11968, 13056, 13408, 13827, 14246, 14784, 15232, 15708, 17598, 17952, 18436, 19712, 20112, 20944, 21369, 22848, 23464, 23936, 26816, 27654, 28492, 29568, 30464, 31416, 32263, 35196, 35904, 36872, 40224, 41888, 42738, 45696, 46928, 47872, 49861, 53632, 55308, 56984, 59136, 62832, 64526, 70392, 71808, 73744, 78353, 80448, 83776, 85476, 91392, 93856, 96789, 99722, 107264, 110616, 113968, 125664, 129052, 140784, 143616, 147488, 149583, 156706, 160896, 167552, 170952, 187712, 193578, 199444, 221232, 227936, 235059, 251328, 258104, 281568, 294976, 299166, 313412, 321792, 335104, 341904, 375424, 387156, 398888, 442464, 455872, 470118, 502656, 516208, 548471, 563136, 589952, 598332, 626824, 683808, 750848, 774312, 797776, 884928, 911744, 940236, 1005312, 1032416, 1096942, 1126272, 1179904, 1196664, 1253648, 1367616, 1548624, 1595552, 1645413, 1769856, 1823488, 1880472, 2064832, 2193884, 2252544, 2393328, 2507296, 2735232, 3097248, 3191104, 3290826, 3539712, 3760944, 4129664, 4387768, 4786656, 5014592, 5470464, 6194496, 6382208, 6581652, 7521888, 8259328, 8775536, 9573312, 10029184, 12388992, 12764416, 13163304, 15043776, 17551072, 19146624, 20058368, 24777984, 26326608, 30087552, 35102144, 38293248, 52653216, 60175104, 70204288, 105306432, 140408576, 210612864, 421225728]

約数ペア:

[(1, 421225728), (2, 210612864), (3, 140408576), (4, 105306432), (6, 70204288), (7, 60175104), (8, 52653216), (11, 38293248), (12, 35102144), (14, 30087552), (16, 26326608), (17, 24777984), (21, 20058368), (22, 19146624), (24, 17551072), (28, 15043776), (32, 13163304), (33, 12764416), (34, 12388992), (42, 10029184), (44, 9573312), (48, 8775536), (51, 8259328), (56, 7521888), (64, 6581652), (66, 6382208), (68, 6194496), (77, 5470464), (84, 5014592), (88, 4786656), (96, 4387768), (102, 4129664), (112, 3760944), (119, 3539712), (128, 3290826), (132, 3191104), (136, 3097248), (154, 2735232), (168, 2507296), (176, 2393328), (187, 2252544), (192, 2193884), (204, 2064832), (224, 1880472), (231, 1823488), (238, 1769856), (256, 1645413), (264, 1595552), (272, 1548624), (308, 1367616), (336, 1253648), (352, 1196664), (357, 1179904), (374, 1126272), (384, 1096942), (408, 1032416), (419, 1005312), (448, 940236), (462, 911744), (476, 884928), (528, 797776), (544, 774312), (561, 750848), (616, 683808), (672, 626824), (704, 598332), (714, 589952), (748, 563136), (768, 548471), (816, 516208), (838, 502656), (896, 470118), (924, 455872), (952, 442464), (1056, 398888), (1088, 387156), (1122, 375424), (1232, 341904), (1257, 335104), (1309, 321792), (1344, 313412), (1408, 299166), (1428, 294976), (1496, 281568), (1632, 258104), (1676, 251328), (1792, 235059), (1848, 227936), (1904, 221232), (2112, 199444), (2176, 193578), (2244, 187712), (2464, 170952), (2514, 167552), (2618, 160896), (2688, 156706), (2816, 149583), (2856, 147488), (2933, 143616), (2992, 140784), (3264, 129052), (3352, 125664), (3696, 113968), (3808, 110616), (3927, 107264), (4224, 99722), (4352, 96789), (4488, 93856), (4609, 91392), (4928, 85476), (5028, 83776), (5236, 80448), (5376, 78353), (5712, 73744), (5866, 71808), (5984, 70392), (6528, 64526), (6704, 62832), (7123, 59136), (7392, 56984), (7616, 55308), (7854, 53632), (8448, 49861), (8799, 47872), (8976, 46928), (9218, 45696), (9856, 42738), (10056, 41888), (10472, 40224), (11424, 36872), (11732, 35904), (11968, 35196), (13056, 32263), (13408, 31416), (13827, 30464), (14246, 29568), (14784, 28492), (15232, 27654), (15708, 26816), (17598, 23936), (17952, 23464), (18436, 22848), (19712, 21369), (20112, 20944)]