268796628

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{1021}}^1$

素因数の和:1205

約数の個数: 72

約数和(自身を含む): 696398976

約数和(自身を除く): 427602348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 103, 142, 206, 213, 284, 309, 412, 426, 618, 639, 852, 927, 1021, 1236, 1278, 1854, 2042, 2556, 3063, 3708, 4084, 6126, 7313, 9189, 12252, 14626, 18378, 21939, 29252, 36756, 43878, 65817, 72491, 87756, 105163, 131634, 144982, 210326, 217473, 263268, 289964, 315489, 420652, 434946, 630978, 652419, 869892, 946467, 1261956, 1304838, 1892934, 2609676, 3785868, 7466573, 14933146, 22399719, 29866292, 44799438, 67199157, 89598876, 134398314, 268796628]

約数ペア:

[(1, 268796628), (2, 134398314), (3, 89598876), (4, 67199157), (6, 44799438), (9, 29866292), (12, 22399719), (18, 14933146), (36, 7466573), (71, 3785868), (103, 2609676), (142, 1892934), (206, 1304838), (213, 1261956), (284, 946467), (309, 869892), (412, 652419), (426, 630978), (618, 434946), (639, 420652), (852, 315489), (927, 289964), (1021, 263268), (1236, 217473), (1278, 210326), (1854, 144982), (2042, 131634), (2556, 105163), (3063, 87756), (3708, 72491), (4084, 65817), (6126, 43878), (7313, 36756), (9189, 29252), (12252, 21939), (14626, 18378)]