64395720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{178877}}^1$

素因数の和:178894

約数の個数: 48

約数和(自身を含む): 209287260

約数和(自身を除く): 144891540

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, 178877, 357754, 536631, 715508, 894385, 1073262, 1431016, 1609893, 1788770, 2146524, 2683155, 3219786, 3577540, 4293048, 5366310, 6439572, 7155080, 8049465, 10732620, 12879144, 16098930, 21465240, 32197860, 64395720]

約数ペア:

[(1, 64395720), (2, 32197860), (3, 21465240), (4, 16098930), (5, 12879144), (6, 10732620), (8, 8049465), (9, 7155080), (10, 6439572), (12, 5366310), (15, 4293048), (18, 3577540), (20, 3219786), (24, 2683155), (30, 2146524), (36, 1788770), (40, 1609893), (45, 1431016), (60, 1073262), (72, 894385), (90, 715508), (120, 536631), (180, 357754), (360, 178877)]