30421575

素因数分解:

$3^4\times 5^2\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:286

約数の個数: 60

約数和(自身を含む): 57345288

約数和(自身を除く): 26923713

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 83, 135, 181, 225, 249, 405, 415, 543, 675, 747, 905, 1245, 1629, 2025, 2075, 2241, 2715, 3735, 4525, 4887, 6225, 6723, 8145, 11205, 13575, 14661, 15023, 18675, 24435, 33615, 40725, 45069, 56025, 73305, 75115, 122175, 135207, 168075, 225345, 366525, 375575, 405621, 676035, 1126725, 1216863, 2028105, 3380175, 6084315, 10140525, 30421575]

約数ペア:

[(1, 30421575), (3, 10140525), (5, 6084315), (9, 3380175), (15, 2028105), (25, 1216863), (27, 1126725), (45, 676035), (75, 405621), (81, 375575), (83, 366525), (135, 225345), (181, 168075), (225, 135207), (249, 122175), (405, 75115), (415, 73305), (543, 56025), (675, 45069), (747, 40725), (905, 33615), (1245, 24435), (1629, 18675), (2025, 15023), (2075, 14661), (2241, 13575), (2715, 11205), (3735, 8145), (4525, 6723), (4887, 6225)]