229464820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{2341}}^1$

素因数の和:2405

約数の個数: 72

約数和(自身を含む): 540018360

約数和(自身を除く): 310553540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 169, 260, 290, 338, 377, 580, 676, 754, 845, 1508, 1690, 1885, 2341, 3380, 3770, 4682, 4901, 7540, 9364, 9802, 11705, 19604, 23410, 24505, 30433, 46820, 49010, 60866, 67889, 98020, 121732, 135778, 152165, 271556, 304330, 339445, 395629, 608660, 678890, 791258, 882557, 1357780, 1582516, 1765114, 1978145, 3530228, 3956290, 4412785, 7912580, 8825570, 11473241, 17651140, 22946482, 45892964, 57366205, 114732410, 229464820]

約数ペア:

[(1, 229464820), (2, 114732410), (4, 57366205), (5, 45892964), (10, 22946482), (13, 17651140), (20, 11473241), (26, 8825570), (29, 7912580), (52, 4412785), (58, 3956290), (65, 3530228), (116, 1978145), (130, 1765114), (145, 1582516), (169, 1357780), (260, 882557), (290, 791258), (338, 678890), (377, 608660), (580, 395629), (676, 339445), (754, 304330), (845, 271556), (1508, 152165), (1690, 135778), (1885, 121732), (2341, 98020), (3380, 67889), (3770, 60866), (4682, 49010), (4901, 46820), (7540, 30433), (9364, 24505), (9802, 23410), (11705, 19604)]