72086280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{85817}}^1$

素因数の和:85838

約数の個数: 64

約数和(自身を含む): 247155840

約数和(自身を除く): 175069560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 85817, 171634, 257451, 343268, 429085, 514902, 600719, 686536, 858170, 1029804, 1201438, 1287255, 1716340, 1802157, 2059608, 2402876, 2574510, 3003595, 3432680, 3604314, 4805752, 5149020, 6007190, 7208628, 9010785, 10298040, 12014380, 14417256, 18021570, 24028760, 36043140, 72086280]

約数ペア:

[(1, 72086280), (2, 36043140), (3, 24028760), (4, 18021570), (5, 14417256), (6, 12014380), (7, 10298040), (8, 9010785), (10, 7208628), (12, 6007190), (14, 5149020), (15, 4805752), (20, 3604314), (21, 3432680), (24, 3003595), (28, 2574510), (30, 2402876), (35, 2059608), (40, 1802157), (42, 1716340), (56, 1287255), (60, 1201438), (70, 1029804), (84, 858170), (105, 686536), (120, 600719), (140, 514902), (168, 429085), (210, 343268), (280, 257451), (420, 171634), (840, 85817)]