219067640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{21647}}^1$

素因数の和:21692

約数の個数: 64

約数和(自身を含む): 561116160

約数和(自身を除く): 342048520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 2024, 2530, 5060, 10120, 21647, 43294, 86588, 108235, 173176, 216470, 238117, 432940, 476234, 497881, 865880, 952468, 995762, 1190585, 1904936, 1991524, 2381170, 2489405, 3983048, 4762340, 4978810, 5476691, 9524680, 9957620, 10953382, 19915240, 21906764, 27383455, 43813528, 54766910, 109533820, 219067640]

約数ペア:

[(1, 219067640), (2, 109533820), (4, 54766910), (5, 43813528), (8, 27383455), (10, 21906764), (11, 19915240), (20, 10953382), (22, 9957620), (23, 9524680), (40, 5476691), (44, 4978810), (46, 4762340), (55, 3983048), (88, 2489405), (92, 2381170), (110, 1991524), (115, 1904936), (184, 1190585), (220, 995762), (230, 952468), (253, 865880), (440, 497881), (460, 476234), (506, 432940), (920, 238117), (1012, 216470), (1265, 173176), (2024, 108235), (2530, 86588), (5060, 43294), (10120, 21647)]