254685904

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{461}}^1$

素因数の和:596

約数の個数: 80

約数和(自身を含む): 559589184

約数和(自身を除く): 304903280

約数列:

[1, 2, 4, 8, 11, 16, 22, 43, 44, 73, 86, 88, 146, 172, 176, 292, 344, 461, 473, 584, 688, 803, 922, 946, 1168, 1606, 1844, 1892, 3139, 3212, 3688, 3784, 5071, 6278, 6424, 7376, 7568, 10142, 12556, 12848, 19823, 20284, 25112, 33653, 34529, 39646, 40568, 50224, 67306, 69058, 79292, 81136, 134612, 138116, 158584, 218053, 269224, 276232, 317168, 370183, 436106, 538448, 552464, 740366, 872212, 1447079, 1480732, 1744424, 2894158, 2961464, 3488848, 5788316, 5922928, 11576632, 15917869, 23153264, 31835738, 63671476, 127342952, 254685904]

約数ペア:

[(1, 254685904), (2, 127342952), (4, 63671476), (8, 31835738), (11, 23153264), (16, 15917869), (22, 11576632), (43, 5922928), (44, 5788316), (73, 3488848), (86, 2961464), (88, 2894158), (146, 1744424), (172, 1480732), (176, 1447079), (292, 872212), (344, 740366), (461, 552464), (473, 538448), (584, 436106), (688, 370183), (803, 317168), (922, 276232), (946, 269224), (1168, 218053), (1606, 158584), (1844, 138116), (1892, 134612), (3139, 81136), (3212, 79292), (3688, 69058), (3784, 67306), (5071, 50224), (6278, 40568), (6424, 39646), (7376, 34529), (7568, 33653), (10142, 25112), (12556, 20284), (12848, 19823)]