201137820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257869}}^1$

素因数の和:257894

約数の個数: 48

約数和(自身を含む): 606510240

約数和(自身を除く): 405372420

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, 257869, 515738, 773607, 1031476, 1289345, 1547214, 2578690, 3094428, 3352297, 3868035, 5157380, 6704594, 7736070, 10056891, 13409188, 15472140, 16761485, 20113782, 33522970, 40227564, 50284455, 67045940, 100568910, 201137820]

約数ペア:

[(1, 201137820), (2, 100568910), (3, 67045940), (4, 50284455), (5, 40227564), (6, 33522970), (10, 20113782), (12, 16761485), (13, 15472140), (15, 13409188), (20, 10056891), (26, 7736070), (30, 6704594), (39, 5157380), (52, 3868035), (60, 3352297), (65, 3094428), (78, 2578690), (130, 1547214), (156, 1289345), (195, 1031476), (260, 773607), (390, 515738), (780, 257869)]