138893280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{289361}}^1$

素因数の和:289379

約数の個数: 48

約数和(自身を含む): 437515344

約数和(自身を除く): 298622064

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 289361, 578722, 868083, 1157444, 1446805, 1736166, 2314888, 2893610, 3472332, 4340415, 4629776, 5787220, 6944664, 8680830, 9259552, 11574440, 13889328, 17361660, 23148880, 27778656, 34723320, 46297760, 69446640, 138893280]

約数ペア:

[(1, 138893280), (2, 69446640), (3, 46297760), (4, 34723320), (5, 27778656), (6, 23148880), (8, 17361660), (10, 13889328), (12, 11574440), (15, 9259552), (16, 8680830), (20, 6944664), (24, 5787220), (30, 4629776), (32, 4340415), (40, 3472332), (48, 2893610), (60, 2314888), (80, 1736166), (96, 1446805), (120, 1157444), (160, 868083), (240, 578722), (480, 289361)]