239105020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1117}}^1$

素因数の和:1283

約数の個数: 96

約数和(自身を含む): 631088640

約数和(自身を除く): 391983620

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 139, 140, 154, 220, 278, 308, 385, 556, 695, 770, 973, 1117, 1390, 1529, 1540, 1946, 2234, 2780, 3058, 3892, 4468, 4865, 5585, 6116, 7645, 7819, 9730, 10703, 11170, 12287, 15290, 15638, 19460, 21406, 22340, 24574, 30580, 31276, 39095, 42812, 49148, 53515, 61435, 78190, 86009, 107030, 122870, 155263, 156380, 172018, 214060, 245740, 310526, 344036, 430045, 621052, 776315, 860090, 1086841, 1552630, 1707893, 1720180, 2173682, 3105260, 3415786, 4347364, 5434205, 6831572, 8539465, 10868410, 11955251, 17078930, 21736820, 23910502, 34157860, 47821004, 59776255, 119552510, 239105020]

約数ペア:

[(1, 239105020), (2, 119552510), (4, 59776255), (5, 47821004), (7, 34157860), (10, 23910502), (11, 21736820), (14, 17078930), (20, 11955251), (22, 10868410), (28, 8539465), (35, 6831572), (44, 5434205), (55, 4347364), (70, 3415786), (77, 3105260), (110, 2173682), (139, 1720180), (140, 1707893), (154, 1552630), (220, 1086841), (278, 860090), (308, 776315), (385, 621052), (556, 430045), (695, 344036), (770, 310526), (973, 245740), (1117, 214060), (1390, 172018), (1529, 156380), (1540, 155263), (1946, 122870), (2234, 107030), (2780, 86009), (3058, 78190), (3892, 61435), (4468, 53515), (4865, 49148), (5585, 42812), (6116, 39095), (7645, 31276), (7819, 30580), (9730, 24574), (10703, 22340), (11170, 21406), (12287, 19460), (15290, 15638)]