198821880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{552283}}^1$

素因数の和:552300

約数の個数: 48

約数和(自身を含む): 646172280

約数和(自身を除く): 447350400

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, 552283, 1104566, 1656849, 2209132, 2761415, 3313698, 4418264, 4970547, 5522830, 6627396, 8284245, 9941094, 11045660, 13254792, 16568490, 19882188, 22091320, 24852735, 33136980, 39764376, 49705470, 66273960, 99410940, 198821880]

約数ペア:

[(1, 198821880), (2, 99410940), (3, 66273960), (4, 49705470), (5, 39764376), (6, 33136980), (8, 24852735), (9, 22091320), (10, 19882188), (12, 16568490), (15, 13254792), (18, 11045660), (20, 9941094), (24, 8284245), (30, 6627396), (36, 5522830), (40, 4970547), (45, 4418264), (60, 3313698), (72, 2761415), (90, 2209132), (120, 1656849), (180, 1104566), (360, 552283)]