313072480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2011}}^1$

素因数の和:2172

約数の個数: 96

約数和(自身を含む): 851800320

約数和(自身を除く): 538727840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 139, 140, 160, 224, 278, 280, 556, 560, 695, 973, 1112, 1120, 1390, 1946, 2011, 2224, 2780, 3892, 4022, 4448, 4865, 5560, 7784, 8044, 9730, 10055, 11120, 14077, 15568, 16088, 19460, 20110, 22240, 28154, 31136, 32176, 38920, 40220, 56308, 64352, 70385, 77840, 80440, 112616, 140770, 155680, 160880, 225232, 279529, 281540, 321760, 450464, 559058, 563080, 1118116, 1126160, 1397645, 1956703, 2236232, 2252320, 2795290, 3913406, 4472464, 5590580, 7826812, 8944928, 9783515, 11181160, 15653624, 19567030, 22362320, 31307248, 39134060, 44724640, 62614496, 78268120, 156536240, 313072480]

約数ペア:

[(1, 313072480), (2, 156536240), (4, 78268120), (5, 62614496), (7, 44724640), (8, 39134060), (10, 31307248), (14, 22362320), (16, 19567030), (20, 15653624), (28, 11181160), (32, 9783515), (35, 8944928), (40, 7826812), (56, 5590580), (70, 4472464), (80, 3913406), (112, 2795290), (139, 2252320), (140, 2236232), (160, 1956703), (224, 1397645), (278, 1126160), (280, 1118116), (556, 563080), (560, 559058), (695, 450464), (973, 321760), (1112, 281540), (1120, 279529), (1390, 225232), (1946, 160880), (2011, 155680), (2224, 140770), (2780, 112616), (3892, 80440), (4022, 77840), (4448, 70385), (4865, 64352), (5560, 56308), (7784, 40220), (8044, 38920), (9730, 32176), (10055, 31136), (11120, 28154), (14077, 22240), (15568, 20110), (16088, 19460)]