6780829.00000000

素因数分解:

$3^3\times 5^3\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:324

約数の個数: 64

約数和(自身を含む): 70836480

約数和(自身を除く): 33539355

約数列:

[1, 3, 5, 9, 15, 25, 27, 43, 45, 75, 125, 129, 135, 215, 225, 257, 375, 387, 645, 675, 771, 1075, 1125, 1161, 1285, 1935, 2313, 3225, 3375, 3855, 5375, 5805, 6425, 6939, 9675, 11051, 11565, 16125, 19275, 29025, 32125, 33153, 34695, 48375, 55255, 57825, 96375, 99459, 145125, 165765, 173475, 276275, 289125, 298377, 497295, 828825, 867375, 1381375, 1491885, 2486475, 4144125, 7459425, 12432375, 37297125]

約数ペア:

[(1, 37297125), (3, 12432375), (5, 7459425), (9, 4144125), (15, 2486475), (25, 1491885), (27, 1381375), (43, 867375), (45, 828825), (75, 497295), (125, 298377), (129, 289125), (135, 276275), (215, 173475), (225, 165765), (257, 145125), (375, 99459), (387, 96375), (645, 57825), (675, 55255), (771, 48375), (1075, 34695), (1125, 33153), (1161, 32125), (1285, 29025), (1935, 19275), (2313, 16125), (3225, 11565), (3375, 11051), (3855, 9675), (5375, 6939), (5805, 6425)]