78075720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{216877}}^1$

素因数の和:216894

約数の個数: 48

約数和(自身を含む): 253747260

約数和(自身を除く): 175671540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 216877, 433754, 650631, 867508, 1084385, 1301262, 1735016, 1951893, 2168770, 2602524, 3253155, 3903786, 4337540, 5205048, 6506310, 7807572, 8675080, 9759465, 13012620, 15615144, 19518930, 26025240, 39037860, 78075720]

約数ペア:

[(1, 78075720), (2, 39037860), (3, 26025240), (4, 19518930), (5, 15615144), (6, 13012620), (8, 9759465), (9, 8675080), (10, 7807572), (12, 6506310), (15, 5205048), (18, 4337540), (20, 3903786), (24, 3253155), (30, 2602524), (36, 2168770), (40, 1951893), (45, 1735016), (60, 1301262), (72, 1084385), (90, 867508), (120, 650631), (180, 433754), (360, 216877)]