28305504

素因数分解:

$2^5\times 3^3\times {\mathrm{181}}^2$

素因数の和:381

約数の個数: 72

約数和(自身を含む): 83016360

約数和(自身を除く): 54710856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 181, 216, 288, 362, 432, 543, 724, 864, 1086, 1448, 1629, 2172, 2896, 3258, 4344, 4887, 5792, 6516, 8688, 9774, 13032, 17376, 19548, 26064, 32761, 39096, 52128, 65522, 78192, 98283, 131044, 156384, 196566, 262088, 294849, 393132, 524176, 589698, 786264, 884547, 1048352, 1179396, 1572528, 1769094, 2358792, 3145056, 3538188, 4717584, 7076376, 9435168, 14152752, 28305504]

約数ペア:

[(1, 28305504), (2, 14152752), (3, 9435168), (4, 7076376), (6, 4717584), (8, 3538188), (9, 3145056), (12, 2358792), (16, 1769094), (18, 1572528), (24, 1179396), (27, 1048352), (32, 884547), (36, 786264), (48, 589698), (54, 524176), (72, 393132), (96, 294849), (108, 262088), (144, 196566), (181, 156384), (216, 131044), (288, 98283), (362, 78192), (432, 65522), (543, 52128), (724, 39096), (864, 32761), (1086, 26064), (1448, 19548), (1629, 17376), (2172, 13032), (2896, 9774), (3258, 8688), (4344, 6516), (4887, 5792)]