217347328

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{977}}^1$

素因数の和:1083

約数の個数: 72

約数和(自身を含む): 479767680

約数和(自身を除く): 262420352

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 79, 88, 128, 158, 176, 256, 316, 352, 632, 704, 869, 977, 1264, 1408, 1738, 1954, 2528, 2816, 3476, 3908, 5056, 6952, 7816, 10112, 10747, 13904, 15632, 20224, 21494, 27808, 31264, 42988, 55616, 62528, 77183, 85976, 111232, 125056, 154366, 171952, 222464, 250112, 308732, 343904, 617464, 687808, 849013, 1234928, 1375616, 1698026, 2469856, 2751232, 3396052, 4939712, 6792104, 9879424, 13584208, 19758848, 27168416, 54336832, 108673664, 217347328]

約数ペア:

[(1, 217347328), (2, 108673664), (4, 54336832), (8, 27168416), (11, 19758848), (16, 13584208), (22, 9879424), (32, 6792104), (44, 4939712), (64, 3396052), (79, 2751232), (88, 2469856), (128, 1698026), (158, 1375616), (176, 1234928), (256, 849013), (316, 687808), (352, 617464), (632, 343904), (704, 308732), (869, 250112), (977, 222464), (1264, 171952), (1408, 154366), (1738, 125056), (1954, 111232), (2528, 85976), (2816, 77183), (3476, 62528), (3908, 55616), (5056, 42988), (6952, 31264), (7816, 27808), (10112, 21494), (10747, 20224), (13904, 15632)]