215279120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20233}}^1$

素因数の和:20272

約数の個数: 80

約数和(自身を含む): 602163840

約数和(自身を除く): 386884720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 20233, 40466, 80932, 101165, 141631, 161864, 202330, 283262, 323728, 384427, 404660, 566524, 708155, 768854, 809320, 1133048, 1416310, 1537708, 1618640, 1922135, 2266096, 2690989, 2832620, 3075416, 3844270, 5381978, 5665240, 6150832, 7688540, 10763956, 11330480, 13454945, 15377080, 21527912, 26909890, 30754160, 43055824, 53819780, 107639560, 215279120]

約数ペア:

[(1, 215279120), (2, 107639560), (4, 53819780), (5, 43055824), (7, 30754160), (8, 26909890), (10, 21527912), (14, 15377080), (16, 13454945), (19, 11330480), (20, 10763956), (28, 7688540), (35, 6150832), (38, 5665240), (40, 5381978), (56, 3844270), (70, 3075416), (76, 2832620), (80, 2690989), (95, 2266096), (112, 1922135), (133, 1618640), (140, 1537708), (152, 1416310), (190, 1133048), (266, 809320), (280, 768854), (304, 708155), (380, 566524), (532, 404660), (560, 384427), (665, 323728), (760, 283262), (1064, 202330), (1330, 161864), (1520, 141631), (2128, 101165), (2660, 80932), (5320, 40466), (10640, 20233)]