266901904

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{197}}^1\times {\mathrm{293}}^1$

素因数の和:532

約数の個数: 60

約数和(自身を含む): 554003604

約数和(自身を除く): 287101700

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 197, 272, 289, 293, 394, 578, 586, 788, 1156, 1172, 1576, 2312, 2344, 3152, 3349, 4624, 4688, 4981, 6698, 9962, 13396, 19924, 26792, 39848, 53584, 56933, 57721, 79696, 84677, 113866, 115442, 169354, 227732, 230884, 338708, 455464, 461768, 677416, 910928, 923536, 981257, 1354832, 1962514, 3925028, 7850056, 15700112, 16681369, 33362738, 66725476, 133450952, 266901904]

約数ペア:

[(1, 266901904), (2, 133450952), (4, 66725476), (8, 33362738), (16, 16681369), (17, 15700112), (34, 7850056), (68, 3925028), (136, 1962514), (197, 1354832), (272, 981257), (289, 923536), (293, 910928), (394, 677416), (578, 461768), (586, 455464), (788, 338708), (1156, 230884), (1172, 227732), (1576, 169354), (2312, 115442), (2344, 113866), (3152, 84677), (3349, 79696), (4624, 57721), (4688, 56933), (4981, 53584), (6698, 39848), (9962, 26792), (13396, 19924)]