257882976

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{68879}}^1$

素因数の和:68908

約数の個数: 72

約数和(自身を含む): 789778080

約数和(自身を除く): 531895104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 68879, 137758, 206637, 275516, 413274, 551032, 619911, 826548, 895427, 1102064, 1239822, 1653096, 1790854, 2204128, 2479644, 2686281, 3306192, 3581708, 4959288, 5372562, 6612384, 7163416, 8058843, 9918576, 10745124, 14326832, 16117686, 19837152, 21490248, 28653664, 32235372, 42980496, 64470744, 85960992, 128941488, 257882976]

約数ペア:

[(1, 257882976), (2, 128941488), (3, 85960992), (4, 64470744), (6, 42980496), (8, 32235372), (9, 28653664), (12, 21490248), (13, 19837152), (16, 16117686), (18, 14326832), (24, 10745124), (26, 9918576), (32, 8058843), (36, 7163416), (39, 6612384), (48, 5372562), (52, 4959288), (72, 3581708), (78, 3306192), (96, 2686281), (104, 2479644), (117, 2204128), (144, 1790854), (156, 1653096), (208, 1239822), (234, 1102064), (288, 895427), (312, 826548), (416, 619911), (468, 551032), (624, 413274), (936, 275516), (1248, 206637), (1872, 137758), (3744, 68879)]