291988512

素因数分解:

$2^5\times 3^2\times {\mathrm{647}}^1\times {\mathrm{1567}}^1$

素因数の和:2230

約数の個数: 72

約数和(自身を含む): 832156416

約数和(自身を除く): 540167904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 647, 1294, 1567, 1941, 2588, 3134, 3882, 4701, 5176, 5823, 6268, 7764, 9402, 10352, 11646, 12536, 14103, 15528, 18804, 20704, 23292, 25072, 28206, 31056, 37608, 46584, 50144, 56412, 62112, 75216, 93168, 112824, 150432, 186336, 225648, 451296, 1013849, 2027698, 3041547, 4055396, 6083094, 8110792, 9124641, 12166188, 16221584, 18249282, 24332376, 32443168, 36498564, 48664752, 72997128, 97329504, 145994256, 291988512]

約数ペア:

[(1, 291988512), (2, 145994256), (3, 97329504), (4, 72997128), (6, 48664752), (8, 36498564), (9, 32443168), (12, 24332376), (16, 18249282), (18, 16221584), (24, 12166188), (32, 9124641), (36, 8110792), (48, 6083094), (72, 4055396), (96, 3041547), (144, 2027698), (288, 1013849), (647, 451296), (1294, 225648), (1567, 186336), (1941, 150432), (2588, 112824), (3134, 93168), (3882, 75216), (4701, 62112), (5176, 56412), (5823, 50144), (6268, 46584), (7764, 37608), (9402, 31056), (10352, 28206), (11646, 25072), (12536, 23292), (14103, 20704), (15528, 18804)]