147317820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{188869}}^1$

素因数の和:188894

約数の個数: 48

約数和(自身を含む): 444222240

約数和(自身を除く): 296904420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 188869, 377738, 566607, 755476, 944345, 1133214, 1888690, 2266428, 2455297, 2833035, 3777380, 4910594, 5666070, 7365891, 9821188, 11332140, 12276485, 14731782, 24552970, 29463564, 36829455, 49105940, 73658910, 147317820]

約数ペア:

[(1, 147317820), (2, 73658910), (3, 49105940), (4, 36829455), (5, 29463564), (6, 24552970), (10, 14731782), (12, 12276485), (13, 11332140), (15, 9821188), (20, 7365891), (26, 5666070), (30, 4910594), (39, 3777380), (52, 2833035), (60, 2455297), (65, 2266428), (78, 1888690), (130, 1133214), (156, 944345), (195, 755476), (260, 566607), (390, 377738), (780, 188869)]