257277120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1019}}^1$

素因数の和:1302

約数の個数: 112

約数和(自身を含む): 820765440

約数和(自身を除く): 563488320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 263, 320, 480, 526, 789, 960, 1019, 1052, 1315, 1578, 2038, 2104, 2630, 3057, 3156, 3945, 4076, 4208, 5095, 5260, 6114, 6312, 7890, 8152, 8416, 10190, 10520, 12228, 12624, 15285, 15780, 16304, 16832, 20380, 21040, 24456, 25248, 30570, 31560, 32608, 40760, 42080, 48912, 50496, 61140, 63120, 65216, 81520, 84160, 97824, 122280, 126240, 163040, 195648, 244560, 252480, 267997, 326080, 489120, 535994, 803991, 978240, 1071988, 1339985, 1607982, 2143976, 2679970, 3215964, 4019955, 4287952, 5359940, 6431928, 8039910, 8575904, 10719880, 12863856, 16079820, 17151808, 21439760, 25727712, 32159640, 42879520, 51455424, 64319280, 85759040, 128638560, 257277120]

約数ペア:

[(1, 257277120), (2, 128638560), (3, 85759040), (4, 64319280), (5, 51455424), (6, 42879520), (8, 32159640), (10, 25727712), (12, 21439760), (15, 17151808), (16, 16079820), (20, 12863856), (24, 10719880), (30, 8575904), (32, 8039910), (40, 6431928), (48, 5359940), (60, 4287952), (64, 4019955), (80, 3215964), (96, 2679970), (120, 2143976), (160, 1607982), (192, 1339985), (240, 1071988), (263, 978240), (320, 803991), (480, 535994), (526, 489120), (789, 326080), (960, 267997), (1019, 252480), (1052, 244560), (1315, 195648), (1578, 163040), (2038, 126240), (2104, 122280), (2630, 97824), (3057, 84160), (3156, 81520), (3945, 65216), (4076, 63120), (4208, 61140), (5095, 50496), (5260, 48912), (6114, 42080), (6312, 40760), (7890, 32608), (8152, 31560), (8416, 30570), (10190, 25248), (10520, 24456), (12228, 21040), (12624, 20380), (15285, 16832), (15780, 16304)]