253302480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2531}}^1$

素因数の和:2689

約数の個数: 120

約数和(自身を含む): 857132640

約数和(自身を除く): 603830160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 139, 144, 180, 240, 278, 360, 417, 556, 695, 720, 834, 1112, 1251, 1390, 1668, 2085, 2224, 2502, 2531, 2780, 3336, 4170, 5004, 5062, 5560, 6255, 6672, 7593, 8340, 10008, 10124, 11120, 12510, 12655, 15186, 16680, 20016, 20248, 22779, 25020, 25310, 30372, 33360, 37965, 40496, 45558, 50040, 50620, 60744, 75930, 91116, 100080, 101240, 113895, 121488, 151860, 182232, 202480, 227790, 303720, 351809, 364464, 455580, 607440, 703618, 911160, 1055427, 1407236, 1759045, 1822320, 2110854, 2814472, 3166281, 3518090, 4221708, 5277135, 5628944, 6332562, 7036180, 8443416, 10554270, 12665124, 14072360, 15831405, 16886832, 21108540, 25330248, 28144720, 31662810, 42217080, 50660496, 63325620, 84434160, 126651240, 253302480]

約数ペア:

[(1, 253302480), (2, 126651240), (3, 84434160), (4, 63325620), (5, 50660496), (6, 42217080), (8, 31662810), (9, 28144720), (10, 25330248), (12, 21108540), (15, 16886832), (16, 15831405), (18, 14072360), (20, 12665124), (24, 10554270), (30, 8443416), (36, 7036180), (40, 6332562), (45, 5628944), (48, 5277135), (60, 4221708), (72, 3518090), (80, 3166281), (90, 2814472), (120, 2110854), (139, 1822320), (144, 1759045), (180, 1407236), (240, 1055427), (278, 911160), (360, 703618), (417, 607440), (556, 455580), (695, 364464), (720, 351809), (834, 303720), (1112, 227790), (1251, 202480), (1390, 182232), (1668, 151860), (2085, 121488), (2224, 113895), (2502, 101240), (2531, 100080), (2780, 91116), (3336, 75930), (4170, 60744), (5004, 50620), (5062, 50040), (5560, 45558), (6255, 40496), (6672, 37965), (7593, 33360), (8340, 30372), (10008, 25310), (10124, 25020), (11120, 22779), (12510, 20248), (12655, 20016), (15186, 16680)]