251012268

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{28229}}^1$

素因数の和:28271

約数の個数: 72

約数和(自身を含む): 719300400

約数和(自身を除く): 468288132

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 2223, 2964, 4446, 8892, 28229, 56458, 84687, 112916, 169374, 254061, 338748, 366977, 508122, 536351, 733954, 1016244, 1072702, 1100931, 1467908, 1609053, 2145404, 2201862, 3218106, 3302793, 4403724, 4827159, 6436212, 6605586, 6972563, 9654318, 13211172, 13945126, 19308636, 20917689, 27890252, 41835378, 62753067, 83670756, 125506134, 251012268]

約数ペア:

[(1, 251012268), (2, 125506134), (3, 83670756), (4, 62753067), (6, 41835378), (9, 27890252), (12, 20917689), (13, 19308636), (18, 13945126), (19, 13211172), (26, 9654318), (36, 6972563), (38, 6605586), (39, 6436212), (52, 4827159), (57, 4403724), (76, 3302793), (78, 3218106), (114, 2201862), (117, 2145404), (156, 1609053), (171, 1467908), (228, 1100931), (234, 1072702), (247, 1016244), (342, 733954), (468, 536351), (494, 508122), (684, 366977), (741, 338748), (988, 254061), (1482, 169374), (2223, 112916), (2964, 84687), (4446, 56458), (8892, 28229)]