8680815

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:125

約数の個数: 96

約数和(自身を含む): 18869760

約数和(自身を除く): 10188945

約数列:

[1, 3, 5, 9, 11, 13, 15, 19, 33, 39, 45, 55, 57, 65, 71, 95, 99, 117, 143, 165, 171, 195, 209, 213, 247, 285, 355, 429, 495, 585, 627, 639, 715, 741, 781, 855, 923, 1045, 1065, 1235, 1287, 1349, 1881, 2145, 2223, 2343, 2717, 2769, 3135, 3195, 3705, 3905, 4047, 4615, 6435, 6745, 7029, 8151, 8307, 9405, 10153, 11115, 11715, 12141, 13585, 13845, 14839, 17537, 20235, 24453, 30459, 35145, 40755, 41535, 44517, 50765, 52611, 60705, 74195, 87685, 91377, 122265, 133551, 152295, 157833, 192907, 222585, 263055, 456885, 578721, 667755, 789165, 964535, 1736163, 2893605, 8680815]

約数ペア:

[(1, 8680815), (3, 2893605), (5, 1736163), (9, 964535), (11, 789165), (13, 667755), (15, 578721), (19, 456885), (33, 263055), (39, 222585), (45, 192907), (55, 157833), (57, 152295), (65, 133551), (71, 122265), (95, 91377), (99, 87685), (117, 74195), (143, 60705), (165, 52611), (171, 50765), (195, 44517), (209, 41535), (213, 40755), (247, 35145), (285, 30459), (355, 24453), (429, 20235), (495, 17537), (585, 14839), (627, 13845), (639, 13585), (715, 12141), (741, 11715), (781, 11115), (855, 10153), (923, 9405), (1045, 8307), (1065, 8151), (1235, 7029), (1287, 6745), (1349, 6435), (1881, 4615), (2145, 4047), (2223, 3905), (2343, 3705), (2717, 3195), (2769, 3135)]