256419207744

素因数分解:

$2^6\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1434497}}^1$

素因数の和:1434545

約数の個数: 168

約数和(自身を含む): 830746481760

約数和(自身を除く): 574327274016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 49, 56, 57, 64, 76, 84, 96, 98, 112, 114, 133, 147, 152, 168, 192, 196, 224, 228, 266, 294, 304, 336, 392, 399, 448, 456, 532, 588, 608, 672, 784, 798, 912, 931, 1064, 1176, 1216, 1344, 1568, 1596, 1824, 1862, 2128, 2352, 2793, 3136, 3192, 3648, 3724, 4256, 4704, 5586, 6384, 7448, 8512, 9408, 11172, 12768, 14896, 22344, 25536, 29792, 44688, 59584, 89376, 178752, 1434497, 2868994, 4303491, 5737988, 8606982, 10041479, 11475976, 17213964, 20082958, 22951952, 27255443, 30124437, 34427928, 40165916, 45903904, 54510886, 60248874, 68855856, 70290353, 80331832, 81766329, 91807808, 109021772, 120497748, 137711712, 140580706, 160663664, 163532658, 190788101, 210871059, 218043544, 240995496, 275423424, 281161412, 321327328, 327065316, 381576202, 421742118, 436087088, 481990992, 562322824, 572364303, 642654656, 654130632, 763152404, 843484236, 872174176, 963981984, 1124645648, 1144728606, 1308261264, 1335516707, 1526304808, 1686968472, 1744348352, 1927963968, 2249291296, 2289457212, 2616522528, 2671033414, 3052609616, 3373936944, 4006550121, 4498582592, 4578914424, 5233045056, 5342066828, 6105219232, 6747873888, 8013100242, 9157828848, 10684133656, 12210438464, 13495747776, 16026200484, 18315657696, 21368267312, 32052400968, 36631315392, 42736534624, 64104801936, 85473069248, 128209603872, 256419207744]

約数ペア:

[(1, 256419207744), (2, 128209603872), (3, 85473069248), (4, 64104801936), (6, 42736534624), (7, 36631315392), (8, 32052400968), (12, 21368267312), (14, 18315657696), (16, 16026200484), (19, 13495747776), (21, 12210438464), (24, 10684133656), (28, 9157828848), (32, 8013100242), (38, 6747873888), (42, 6105219232), (48, 5342066828), (49, 5233045056), (56, 4578914424), (57, 4498582592), (64, 4006550121), (76, 3373936944), (84, 3052609616), (96, 2671033414), (98, 2616522528), (112, 2289457212), (114, 2249291296), (133, 1927963968), (147, 1744348352), (152, 1686968472), (168, 1526304808), (192, 1335516707), (196, 1308261264), (224, 1144728606), (228, 1124645648), (266, 963981984), (294, 872174176), (304, 843484236), (336, 763152404), (392, 654130632), (399, 642654656), (448, 572364303), (456, 562322824), (532, 481990992), (588, 436087088), (608, 421742118), (672, 381576202), (784, 327065316), (798, 321327328), (912, 281161412), (931, 275423424), (1064, 240995496), (1176, 218043544), (1216, 210871059), (1344, 190788101), (1568, 163532658), (1596, 160663664), (1824, 140580706), (1862, 137711712), (2128, 120497748), (2352, 109021772), (2793, 91807808), (3136, 81766329), (3192, 80331832), (3648, 70290353), (3724, 68855856), (4256, 60248874), (4704, 54510886), (5586, 45903904), (6384, 40165916), (7448, 34427928), (8512, 30124437), (9408, 27255443), (11172, 22951952), (12768, 20082958), (14896, 17213964), (22344, 11475976), (25536, 10041479), (29792, 8606982), (44688, 5737988), (59584, 4303491), (89376, 2868994), (178752, 1434497)]