1640376675

素因数分解:

$3^2\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{6469}}^1$

素因数の和:6522

約数の個数: 108

約数和(自身を含む): 3566936880

約数和(自身を除く): 1926560205

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 25, 35, 45, 49, 63, 69, 75, 105, 115, 147, 161, 175, 207, 225, 245, 315, 345, 441, 483, 525, 575, 735, 805, 1035, 1127, 1225, 1449, 1575, 1725, 2205, 2415, 3381, 3675, 4025, 5175, 5635, 6469, 7245, 10143, 11025, 12075, 16905, 19407, 28175, 32345, 36225, 45283, 50715, 58221, 84525, 97035, 135849, 148787, 161725, 226415, 253575, 291105, 316981, 407547, 446361, 485175, 679245, 743935, 950943, 1041509, 1132075, 1339083, 1455525, 1584905, 2037735, 2231805, 2852829, 3124527, 3396225, 3719675, 4754715, 5207545, 6695415, 7290563, 7924525, 9373581, 10188675, 11159025, 14264145, 15622635, 21871689, 23773575, 26037725, 33477075, 36452815, 46867905, 65615067, 71320725, 78113175, 109358445, 182264075, 234339525, 328075335, 546792225, 1640376675]

約数ペア:

[(1, 1640376675), (3, 546792225), (5, 328075335), (7, 234339525), (9, 182264075), (15, 109358445), (21, 78113175), (23, 71320725), (25, 65615067), (35, 46867905), (45, 36452815), (49, 33477075), (63, 26037725), (69, 23773575), (75, 21871689), (105, 15622635), (115, 14264145), (147, 11159025), (161, 10188675), (175, 9373581), (207, 7924525), (225, 7290563), (245, 6695415), (315, 5207545), (345, 4754715), (441, 3719675), (483, 3396225), (525, 3124527), (575, 2852829), (735, 2231805), (805, 2037735), (1035, 1584905), (1127, 1455525), (1225, 1339083), (1449, 1132075), (1575, 1041509), (1725, 950943), (2205, 743935), (2415, 679245), (3381, 485175), (3675, 446361), (4025, 407547), (5175, 316981), (5635, 291105), (6469, 253575), (7245, 226415), (10143, 161725), (11025, 148787), (12075, 135849), (16905, 97035), (19407, 84525), (28175, 58221), (32345, 50715), (36225, 45283)]