7256385

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:100

約数の個数: 80

約数和(自身を含む): 14636160

約数和(自身を除く): 7379775

約数列:

[1, 3, 5, 9, 15, 19, 23, 27, 41, 45, 57, 69, 81, 95, 115, 123, 135, 171, 205, 207, 285, 345, 369, 405, 437, 513, 615, 621, 779, 855, 943, 1035, 1107, 1311, 1539, 1845, 1863, 2185, 2337, 2565, 2829, 3105, 3321, 3895, 3933, 4715, 5535, 6555, 7011, 7695, 8487, 9315, 11685, 11799, 14145, 16605, 17917, 19665, 21033, 25461, 35055, 35397, 42435, 53751, 58995, 63099, 76383, 89585, 105165, 127305, 161253, 176985, 268755, 315495, 381915, 483759, 806265, 1451277, 2418795, 7256385]

約数ペア:

[(1, 7256385), (3, 2418795), (5, 1451277), (9, 806265), (15, 483759), (19, 381915), (23, 315495), (27, 268755), (41, 176985), (45, 161253), (57, 127305), (69, 105165), (81, 89585), (95, 76383), (115, 63099), (123, 58995), (135, 53751), (171, 42435), (205, 35397), (207, 35055), (285, 25461), (345, 21033), (369, 19665), (405, 17917), (437, 16605), (513, 14145), (615, 11799), (621, 11685), (779, 9315), (855, 8487), (943, 7695), (1035, 7011), (1107, 6555), (1311, 5535), (1539, 4715), (1845, 3933), (1863, 3895), (2185, 3321), (2337, 3105), (2565, 2829)]