721591872

素因数分解:

$2^6\times 3^1\times {\mathrm{163}}^1\times {\mathrm{23057}}^1$

素因数の和:23235

約数の個数: 56

約数和(自身を含む): 1921008096

約数和(自身を除く): 1199416224

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 163, 192, 326, 489, 652, 978, 1304, 1956, 2608, 3912, 5216, 7824, 10432, 15648, 23057, 31296, 46114, 69171, 92228, 138342, 184456, 276684, 368912, 553368, 737824, 1106736, 1475648, 2213472, 3758291, 4426944, 7516582, 11274873, 15033164, 22549746, 30066328, 45099492, 60132656, 90198984, 120265312, 180397968, 240530624, 360795936, 721591872]

約数ペア:

[(1, 721591872), (2, 360795936), (3, 240530624), (4, 180397968), (6, 120265312), (8, 90198984), (12, 60132656), (16, 45099492), (24, 30066328), (32, 22549746), (48, 15033164), (64, 11274873), (96, 7516582), (163, 4426944), (192, 3758291), (326, 2213472), (489, 1475648), (652, 1106736), (978, 737824), (1304, 553368), (1956, 368912), (2608, 276684), (3912, 184456), (5216, 138342), (7824, 92228), (10432, 69171), (15648, 46114), (23057, 31296)]