320941584

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{31391}}^1$

素因数の和:31476

約数の個数: 60

約数和(自身を含む): 910870272

約数和(自身を除く): 589928688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1704, 2556, 3408, 5112, 10224, 31391, 62782, 94173, 125564, 188346, 251128, 282519, 376692, 502256, 565038, 753384, 1130076, 1506768, 2228761, 2260152, 4457522, 4520304, 6686283, 8915044, 13372566, 17830088, 20058849, 26745132, 35660176, 40117698, 53490264, 80235396, 106980528, 160470792, 320941584]

約数ペア:

[(1, 320941584), (2, 160470792), (3, 106980528), (4, 80235396), (6, 53490264), (8, 40117698), (9, 35660176), (12, 26745132), (16, 20058849), (18, 17830088), (24, 13372566), (36, 8915044), (48, 6686283), (71, 4520304), (72, 4457522), (142, 2260152), (144, 2228761), (213, 1506768), (284, 1130076), (426, 753384), (568, 565038), (639, 502256), (852, 376692), (1136, 282519), (1278, 251128), (1704, 188346), (2556, 125564), (3408, 94173), (5112, 62782), (10224, 31391)]