68678520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{572321}}^1$

素因数の和:572335

約数の個数: 32

約数和(自身を含む): 206035920

約数和(自身を除く): 137357400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 572321, 1144642, 1716963, 2289284, 2861605, 3433926, 4578568, 5723210, 6867852, 8584815, 11446420, 13735704, 17169630, 22892840, 34339260, 68678520]

約数ペア:

[(1, 68678520), (2, 34339260), (3, 22892840), (4, 17169630), (5, 13735704), (6, 11446420), (8, 8584815), (10, 6867852), (12, 5723210), (15, 4578568), (20, 3433926), (24, 2861605), (30, 2289284), (40, 1716963), (60, 1144642), (120, 572321)]