68324480

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:278

約数の個数: 128

約数和(自身を含む): 189768960

約数和(自身を除く): 121444480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 101, 112, 128, 140, 151, 160, 202, 224, 280, 302, 320, 404, 448, 505, 560, 604, 640, 707, 755, 808, 896, 1010, 1057, 1120, 1208, 1414, 1510, 1616, 2020, 2114, 2240, 2416, 2828, 3020, 3232, 3535, 4040, 4228, 4480, 4832, 5285, 5656, 6040, 6464, 7070, 8080, 8456, 9664, 10570, 11312, 12080, 12928, 14140, 15251, 16160, 16912, 19328, 21140, 22624, 24160, 28280, 30502, 32320, 33824, 42280, 45248, 48320, 56560, 61004, 64640, 67648, 76255, 84560, 90496, 96640, 106757, 113120, 122008, 135296, 152510, 169120, 213514, 226240, 244016, 305020, 338240, 427028, 452480, 488032, 533785, 610040, 676480, 854056, 976064, 1067570, 1220080, 1708112, 1952128, 2135140, 2440160, 3416224, 4270280, 4880320, 6832448, 8540560, 9760640, 13664896, 17081120, 34162240, 68324480]

約数ペア:

[(1, 68324480), (2, 34162240), (4, 17081120), (5, 13664896), (7, 9760640), (8, 8540560), (10, 6832448), (14, 4880320), (16, 4270280), (20, 3416224), (28, 2440160), (32, 2135140), (35, 1952128), (40, 1708112), (56, 1220080), (64, 1067570), (70, 976064), (80, 854056), (101, 676480), (112, 610040), (128, 533785), (140, 488032), (151, 452480), (160, 427028), (202, 338240), (224, 305020), (280, 244016), (302, 226240), (320, 213514), (404, 169120), (448, 152510), (505, 135296), (560, 122008), (604, 113120), (640, 106757), (707, 96640), (755, 90496), (808, 84560), (896, 76255), (1010, 67648), (1057, 64640), (1120, 61004), (1208, 56560), (1414, 48320), (1510, 45248), (1616, 42280), (2020, 33824), (2114, 32320), (2240, 30502), (2416, 28280), (2828, 24160), (3020, 22624), (3232, 21140), (3535, 19328), (4040, 16912), (4228, 16160), (4480, 15251), (4832, 14140), (5285, 12928), (5656, 12080), (6040, 11312), (6464, 10570), (7070, 9664), (8080, 8456)]