15161820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{4283}}^1$

素因数の和:4354

約数の個数: 48

約数和(自身を含む): 43182720

約数和(自身を除く): 28020900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 118, 177, 236, 295, 354, 590, 708, 885, 1180, 1770, 3540, 4283, 8566, 12849, 17132, 21415, 25698, 42830, 51396, 64245, 85660, 128490, 252697, 256980, 505394, 758091, 1010788, 1263485, 1516182, 2526970, 3032364, 3790455, 5053940, 7580910, 15161820]

約数ペア:

[(1, 15161820), (2, 7580910), (3, 5053940), (4, 3790455), (5, 3032364), (6, 2526970), (10, 1516182), (12, 1263485), (15, 1010788), (20, 758091), (30, 505394), (59, 256980), (60, 252697), (118, 128490), (177, 85660), (236, 64245), (295, 51396), (354, 42830), (590, 25698), (708, 21415), (885, 17132), (1180, 12849), (1770, 8566), (3540, 4283)]