218536480

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71887}}^1$

素因数の和:71921

約数の個数: 48

約数和(自身を含む): 543473280

約数和(自身を除く): 324936800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 71887, 143774, 287548, 359435, 575096, 718870, 1150192, 1365853, 1437740, 2300384, 2731706, 2875480, 5463412, 5750960, 6829265, 10926824, 11501920, 13658530, 21853648, 27317060, 43707296, 54634120, 109268240, 218536480]

約数ペア:

[(1, 218536480), (2, 109268240), (4, 54634120), (5, 43707296), (8, 27317060), (10, 21853648), (16, 13658530), (19, 11501920), (20, 10926824), (32, 6829265), (38, 5750960), (40, 5463412), (76, 2875480), (80, 2731706), (95, 2300384), (152, 1437740), (160, 1365853), (190, 1150192), (304, 718870), (380, 575096), (608, 359435), (760, 287548), (1520, 143774), (3040, 71887)]