220111080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3911}}^1$

素因数の和:3999

約数の個数: 128

約数和(自身を含む): 766126080

約数和(自身を除く): 546015000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 67, 70, 84, 105, 120, 134, 140, 168, 201, 210, 268, 280, 335, 402, 420, 469, 536, 670, 804, 840, 938, 1005, 1340, 1407, 1608, 1876, 2010, 2345, 2680, 2814, 3752, 3911, 4020, 4690, 5628, 7035, 7822, 8040, 9380, 11256, 11733, 14070, 15644, 18760, 19555, 23466, 27377, 28140, 31288, 39110, 46932, 54754, 56280, 58665, 78220, 82131, 93864, 109508, 117330, 136885, 156440, 164262, 219016, 234660, 262037, 273770, 328524, 410655, 469320, 524074, 547540, 657048, 786111, 821310, 1048148, 1095080, 1310185, 1572222, 1642620, 1834259, 2096296, 2620370, 3144444, 3285240, 3668518, 3930555, 5240740, 5502777, 6288888, 7337036, 7861110, 9171295, 10481480, 11005554, 14674072, 15722220, 18342590, 22011108, 27513885, 31444440, 36685180, 44022216, 55027770, 73370360, 110055540, 220111080]

約数ペア:

[(1, 220111080), (2, 110055540), (3, 73370360), (4, 55027770), (5, 44022216), (6, 36685180), (7, 31444440), (8, 27513885), (10, 22011108), (12, 18342590), (14, 15722220), (15, 14674072), (20, 11005554), (21, 10481480), (24, 9171295), (28, 7861110), (30, 7337036), (35, 6288888), (40, 5502777), (42, 5240740), (56, 3930555), (60, 3668518), (67, 3285240), (70, 3144444), (84, 2620370), (105, 2096296), (120, 1834259), (134, 1642620), (140, 1572222), (168, 1310185), (201, 1095080), (210, 1048148), (268, 821310), (280, 786111), (335, 657048), (402, 547540), (420, 524074), (469, 469320), (536, 410655), (670, 328524), (804, 273770), (840, 262037), (938, 234660), (1005, 219016), (1340, 164262), (1407, 156440), (1608, 136885), (1876, 117330), (2010, 109508), (2345, 93864), (2680, 82131), (2814, 78220), (3752, 58665), (3911, 56280), (4020, 54754), (4690, 46932), (5628, 39110), (7035, 31288), (7822, 28140), (8040, 27377), (9380, 23466), (11256, 19555), (11733, 18760), (14070, 15644)]