78254580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1304243}}^1$

素因数の和:1304255

約数の個数: 24

約数和(自身を含む): 219112992

約数和(自身を除く): 140858412

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1304243, 2608486, 3912729, 5216972, 6521215, 7825458, 13042430, 15650916, 19563645, 26084860, 39127290, 78254580]

約数ペア:

[(1, 78254580), (2, 39127290), (3, 26084860), (4, 19563645), (5, 15650916), (6, 13042430), (10, 7825458), (12, 6521215), (15, 5216972), (20, 3912729), (30, 2608486), (60, 1304243)]