218057984

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{353}}^1$

素因数の和:515

約数の個数: 72

約数和(自身を含む): 463088640

約数和(自身を除く): 245030656

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 127, 128, 152, 254, 256, 304, 353, 508, 608, 706, 1016, 1216, 1412, 2032, 2413, 2432, 2824, 4064, 4826, 4864, 5648, 6707, 8128, 9652, 11296, 13414, 16256, 19304, 22592, 26828, 32512, 38608, 44831, 45184, 53656, 77216, 89662, 90368, 107312, 154432, 179324, 214624, 308864, 358648, 429248, 617728, 717296, 851789, 858496, 1434592, 1703578, 1716992, 2869184, 3407156, 5738368, 6814312, 11476736, 13628624, 27257248, 54514496, 109028992, 218057984]

約数ペア:

[(1, 218057984), (2, 109028992), (4, 54514496), (8, 27257248), (16, 13628624), (19, 11476736), (32, 6814312), (38, 5738368), (64, 3407156), (76, 2869184), (127, 1716992), (128, 1703578), (152, 1434592), (254, 858496), (256, 851789), (304, 717296), (353, 617728), (508, 429248), (608, 358648), (706, 308864), (1016, 214624), (1216, 179324), (1412, 154432), (2032, 107312), (2413, 90368), (2432, 89662), (2824, 77216), (4064, 53656), (4826, 45184), (4864, 44831), (5648, 38608), (6707, 32512), (8128, 26828), (9652, 22592), (11296, 19304), (13414, 16256)]