1386275640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{17477}}^1$

素因数の和:18152

約数の個数: 64

約数和(自身を含む): 4165356960

約数和(自身を除く): 2779081320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 661, 1322, 1983, 2644, 3305, 3966, 5288, 6610, 7932, 9915, 13220, 15864, 17477, 19830, 26440, 34954, 39660, 52431, 69908, 79320, 87385, 104862, 139816, 174770, 209724, 262155, 349540, 419448, 524310, 699080, 1048620, 2097240, 11552297, 23104594, 34656891, 46209188, 57761485, 69313782, 92418376, 115522970, 138627564, 173284455, 231045940, 277255128, 346568910, 462091880, 693137820, 1386275640]

約数ペア:

[(1, 1386275640), (2, 693137820), (3, 462091880), (4, 346568910), (5, 277255128), (6, 231045940), (8, 173284455), (10, 138627564), (12, 115522970), (15, 92418376), (20, 69313782), (24, 57761485), (30, 46209188), (40, 34656891), (60, 23104594), (120, 11552297), (661, 2097240), (1322, 1048620), (1983, 699080), (2644, 524310), (3305, 419448), (3966, 349540), (5288, 262155), (6610, 209724), (7932, 174770), (9915, 139816), (13220, 104862), (15864, 87385), (17477, 79320), (19830, 69908), (26440, 52431), (34954, 39660)]