39781280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3229}}^1$

素因数の和:3262

約数の個数: 96

約数和(自身を含む): 117210240

約数和(自身を除く): 77428960

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 352, 385, 440, 560, 616, 770, 880, 1120, 1232, 1540, 1760, 2464, 3080, 3229, 6160, 6458, 12320, 12916, 16145, 22603, 25832, 32290, 35519, 45206, 51664, 64580, 71038, 90412, 103328, 113015, 129160, 142076, 177595, 180824, 226030, 248633, 258320, 284152, 355190, 361648, 452060, 497266, 516640, 568304, 710380, 723296, 904120, 994532, 1136608, 1243165, 1420760, 1808240, 1989064, 2486330, 2841520, 3616480, 3978128, 4972660, 5683040, 7956256, 9945320, 19890640, 39781280]

約数ペア:

[(1, 39781280), (2, 19890640), (4, 9945320), (5, 7956256), (7, 5683040), (8, 4972660), (10, 3978128), (11, 3616480), (14, 2841520), (16, 2486330), (20, 1989064), (22, 1808240), (28, 1420760), (32, 1243165), (35, 1136608), (40, 994532), (44, 904120), (55, 723296), (56, 710380), (70, 568304), (77, 516640), (80, 497266), (88, 452060), (110, 361648), (112, 355190), (140, 284152), (154, 258320), (160, 248633), (176, 226030), (220, 180824), (224, 177595), (280, 142076), (308, 129160), (352, 113015), (385, 103328), (440, 90412), (560, 71038), (616, 64580), (770, 51664), (880, 45206), (1120, 35519), (1232, 32290), (1540, 25832), (1760, 22603), (2464, 16145), (3080, 12916), (3229, 12320), (6160, 6458)]