78872760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{219091}}^1$

素因数の和:219108

約数の個数: 48

約数和(自身を含む): 256337640

約数和(自身を除く): 177464880

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, 219091, 438182, 657273, 876364, 1095455, 1314546, 1752728, 1971819, 2190910, 2629092, 3286365, 3943638, 4381820, 5258184, 6572730, 7887276, 8763640, 9859095, 13145460, 15774552, 19718190, 26290920, 39436380, 78872760]

約数ペア:

[(1, 78872760), (2, 39436380), (3, 26290920), (4, 19718190), (5, 15774552), (6, 13145460), (8, 9859095), (9, 8763640), (10, 7887276), (12, 6572730), (15, 5258184), (18, 4381820), (20, 3943638), (24, 3286365), (30, 2629092), (36, 2190910), (40, 1971819), (45, 1752728), (60, 1314546), (72, 1095455), (90, 876364), (120, 657273), (180, 438182), (360, 219091)]