71318640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{297161}}^1$

素因数の和:297177

約数の個数: 40

約数和(自身を含む): 221088528

約数和(自身を除く): 149769888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 297161, 594322, 891483, 1188644, 1485805, 1782966, 2377288, 2971610, 3565932, 4457415, 4754576, 5943220, 7131864, 8914830, 11886440, 14263728, 17829660, 23772880, 35659320, 71318640]

約数ペア:

[(1, 71318640), (2, 35659320), (3, 23772880), (4, 17829660), (5, 14263728), (6, 11886440), (8, 8914830), (10, 7131864), (12, 5943220), (15, 4754576), (16, 4457415), (20, 3565932), (24, 2971610), (30, 2377288), (40, 1782966), (48, 1485805), (60, 1188644), (80, 891483), (120, 594322), (240, 297161)]