47879480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:249

約数の個数: 128

約数和(自身を含む): 128537280

約数和(自身を除く): 80657800

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 37, 40, 44, 55, 68, 74, 85, 88, 110, 136, 148, 170, 173, 185, 187, 220, 296, 340, 346, 370, 374, 407, 440, 629, 680, 692, 740, 748, 814, 865, 935, 1258, 1384, 1480, 1496, 1628, 1730, 1870, 1903, 2035, 2516, 2941, 3145, 3256, 3460, 3740, 3806, 4070, 5032, 5882, 6290, 6401, 6919, 6920, 7480, 7612, 8140, 9515, 11764, 12580, 12802, 13838, 14705, 15224, 16280, 19030, 23528, 25160, 25604, 27676, 29410, 32005, 32351, 34595, 38060, 51208, 55352, 58820, 64010, 64702, 69190, 70411, 76120, 108817, 117640, 128020, 129404, 138380, 140822, 161755, 217634, 256040, 258808, 276760, 281644, 323510, 352055, 435268, 544085, 563288, 647020, 704110, 870536, 1088170, 1196987, 1294040, 1408220, 2176340, 2393974, 2816440, 4352680, 4787948, 5984935, 9575896, 11969870, 23939740, 47879480]

約数ペア:

[(1, 47879480), (2, 23939740), (4, 11969870), (5, 9575896), (8, 5984935), (10, 4787948), (11, 4352680), (17, 2816440), (20, 2393974), (22, 2176340), (34, 1408220), (37, 1294040), (40, 1196987), (44, 1088170), (55, 870536), (68, 704110), (74, 647020), (85, 563288), (88, 544085), (110, 435268), (136, 352055), (148, 323510), (170, 281644), (173, 276760), (185, 258808), (187, 256040), (220, 217634), (296, 161755), (340, 140822), (346, 138380), (370, 129404), (374, 128020), (407, 117640), (440, 108817), (629, 76120), (680, 70411), (692, 69190), (740, 64702), (748, 64010), (814, 58820), (865, 55352), (935, 51208), (1258, 38060), (1384, 34595), (1480, 32351), (1496, 32005), (1628, 29410), (1730, 27676), (1870, 25604), (1903, 25160), (2035, 23528), (2516, 19030), (2941, 16280), (3145, 15224), (3256, 14705), (3460, 13838), (3740, 12802), (3806, 12580), (4070, 11764), (5032, 9515), (5882, 8140), (6290, 7612), (6401, 7480), (6919, 6920)]