287556912

素因数分解:

$2^4\times 3^3\times {\mathrm{331}}^1\times {\mathrm{2011}}^1$

素因数の和:2359

約数の個数: 80

約数和(自身を含む): 828300160

約数和(自身を除く): 540743248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 331, 432, 662, 993, 1324, 1986, 2011, 2648, 2979, 3972, 4022, 5296, 5958, 6033, 7944, 8044, 8937, 11916, 12066, 15888, 16088, 17874, 18099, 23832, 24132, 32176, 35748, 36198, 47664, 48264, 54297, 71496, 72396, 96528, 108594, 142992, 144792, 217188, 289584, 434376, 665641, 868752, 1331282, 1996923, 2662564, 3993846, 5325128, 5990769, 7987692, 10650256, 11981538, 15975384, 17972307, 23963076, 31950768, 35944614, 47926152, 71889228, 95852304, 143778456, 287556912]

約数ペア:

[(1, 287556912), (2, 143778456), (3, 95852304), (4, 71889228), (6, 47926152), (8, 35944614), (9, 31950768), (12, 23963076), (16, 17972307), (18, 15975384), (24, 11981538), (27, 10650256), (36, 7987692), (48, 5990769), (54, 5325128), (72, 3993846), (108, 2662564), (144, 1996923), (216, 1331282), (331, 868752), (432, 665641), (662, 434376), (993, 289584), (1324, 217188), (1986, 144792), (2011, 142992), (2648, 108594), (2979, 96528), (3972, 72396), (4022, 71496), (5296, 54297), (5958, 48264), (6033, 47664), (7944, 36198), (8044, 35748), (8937, 32176), (11916, 24132), (12066, 23832), (15888, 18099), (16088, 17874)]