393319680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7879}}^1$

素因数の和:7916

約数の個数: 144

約数和(自身を含む): 1352964480

約数和(自身を除く): 959644800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1560, 1664, 1920, 2080, 2496, 3120, 3328, 3840, 4160, 4992, 6240, 7879, 8320, 9984, 12480, 15758, 16640, 23637, 24960, 31516, 39395, 47274, 49920, 63032, 78790, 94548, 102427, 118185, 126064, 157580, 189096, 204854, 236370, 252128, 307281, 315160, 378192, 409708, 472740, 504256, 512135, 614562, 630320, 756384, 819416, 945480, 1008512, 1024270, 1229124, 1260640, 1512768, 1536405, 1638832, 1890960, 2017024, 2048540, 2458248, 2521280, 3025536, 3072810, 3277664, 3781920, 4097080, 4916496, 5042560, 6051072, 6145620, 6555328, 7563840, 8194160, 9832992, 10085120, 12291240, 13110656, 15127680, 16388320, 19665984, 24582480, 26221312, 30255360, 32776640, 39331968, 49164960, 65553280, 78663936, 98329920, 131106560, 196659840, 393319680]

約数ペア:

[(1, 393319680), (2, 196659840), (3, 131106560), (4, 98329920), (5, 78663936), (6, 65553280), (8, 49164960), (10, 39331968), (12, 32776640), (13, 30255360), (15, 26221312), (16, 24582480), (20, 19665984), (24, 16388320), (26, 15127680), (30, 13110656), (32, 12291240), (39, 10085120), (40, 9832992), (48, 8194160), (52, 7563840), (60, 6555328), (64, 6145620), (65, 6051072), (78, 5042560), (80, 4916496), (96, 4097080), (104, 3781920), (120, 3277664), (128, 3072810), (130, 3025536), (156, 2521280), (160, 2458248), (192, 2048540), (195, 2017024), (208, 1890960), (240, 1638832), (256, 1536405), (260, 1512768), (312, 1260640), (320, 1229124), (384, 1024270), (390, 1008512), (416, 945480), (480, 819416), (520, 756384), (624, 630320), (640, 614562), (768, 512135), (780, 504256), (832, 472740), (960, 409708), (1040, 378192), (1248, 315160), (1280, 307281), (1560, 252128), (1664, 236370), (1920, 204854), (2080, 189096), (2496, 157580), (3120, 126064), (3328, 118185), (3840, 102427), (4160, 94548), (4992, 78790), (6240, 63032), (7879, 49920), (8320, 47274), (9984, 39395), (12480, 31516), (15758, 24960), (16640, 23637)]