390009088

素因数分解:

$2^8\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2113}}^1$

素因数の和:2239

約数の個数: 72

約数和(自身を含む): 898771328

約数和(自身を除く): 508762240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 103, 112, 128, 206, 224, 256, 412, 448, 721, 824, 896, 1442, 1648, 1792, 2113, 2884, 3296, 4226, 5768, 6592, 8452, 11536, 13184, 14791, 16904, 23072, 26368, 29582, 33808, 46144, 59164, 67616, 92288, 118328, 135232, 184576, 217639, 236656, 270464, 435278, 473312, 540928, 870556, 946624, 1523473, 1741112, 1893248, 3046946, 3482224, 3786496, 6093892, 6964448, 12187784, 13928896, 24375568, 27857792, 48751136, 55715584, 97502272, 195004544, 390009088]

約数ペア:

[(1, 390009088), (2, 195004544), (4, 97502272), (7, 55715584), (8, 48751136), (14, 27857792), (16, 24375568), (28, 13928896), (32, 12187784), (56, 6964448), (64, 6093892), (103, 3786496), (112, 3482224), (128, 3046946), (206, 1893248), (224, 1741112), (256, 1523473), (412, 946624), (448, 870556), (721, 540928), (824, 473312), (896, 435278), (1442, 270464), (1648, 236656), (1792, 217639), (2113, 184576), (2884, 135232), (3296, 118328), (4226, 92288), (5768, 67616), (6592, 59164), (8452, 46144), (11536, 33808), (13184, 29582), (14791, 26368), (16904, 23072)]