201209728

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:459

約数の個数: 64

約数和(自身を含む): 414691200

約数和(自身を除く): 213481472

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 139, 172, 263, 278, 344, 526, 556, 688, 1052, 1112, 1376, 2104, 2224, 2752, 4208, 4448, 5504, 5977, 8416, 8896, 11309, 11954, 16832, 17792, 22618, 23908, 33664, 36557, 45236, 47816, 73114, 90472, 95632, 146228, 180944, 191264, 292456, 361888, 382528, 584912, 723776, 765056, 1169824, 1447552, 1571951, 2339648, 3143902, 4679296, 6287804, 12575608, 25151216, 50302432, 100604864, 201209728]

約数ペア:

[(1, 201209728), (2, 100604864), (4, 50302432), (8, 25151216), (16, 12575608), (32, 6287804), (43, 4679296), (64, 3143902), (86, 2339648), (128, 1571951), (139, 1447552), (172, 1169824), (263, 765056), (278, 723776), (344, 584912), (526, 382528), (556, 361888), (688, 292456), (1052, 191264), (1112, 180944), (1376, 146228), (2104, 95632), (2224, 90472), (2752, 73114), (4208, 47816), (4448, 45236), (5504, 36557), (5977, 33664), (8416, 23908), (8896, 22618), (11309, 17792), (11954, 16832)]