72248355

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:306

約数の個数: 80

約数和(自身を含む): 140263200

約数和(自身を除く): 68014845

約数列:

[1, 3, 5, 9, 15, 19, 27, 41, 45, 57, 81, 95, 123, 135, 171, 205, 229, 285, 369, 405, 513, 615, 687, 779, 855, 1107, 1145, 1539, 1845, 2061, 2337, 2565, 3321, 3435, 3895, 4351, 5535, 6183, 7011, 7695, 9389, 10305, 11685, 13053, 16605, 18549, 21033, 21755, 28167, 30915, 35055, 39159, 46945, 63099, 65265, 84501, 92745, 105165, 117477, 140835, 178391, 195795, 253503, 315495, 352431, 422505, 535173, 587385, 760509, 891955, 1267515, 1605519, 1762155, 2675865, 3802545, 4816557, 8027595, 14449671, 24082785, 72248355]

約数ペア:

[(1, 72248355), (3, 24082785), (5, 14449671), (9, 8027595), (15, 4816557), (19, 3802545), (27, 2675865), (41, 1762155), (45, 1605519), (57, 1267515), (81, 891955), (95, 760509), (123, 587385), (135, 535173), (171, 422505), (205, 352431), (229, 315495), (285, 253503), (369, 195795), (405, 178391), (513, 140835), (615, 117477), (687, 105165), (779, 92745), (855, 84501), (1107, 65265), (1145, 63099), (1539, 46945), (1845, 39159), (2061, 35055), (2337, 30915), (2565, 28167), (3321, 21755), (3435, 21033), (3895, 18549), (4351, 16605), (5535, 13053), (6183, 11685), (7011, 10305), (7695, 9389)]