1789128

素因数分解:

$2^3\times 3^4\times {\mathrm{11}}^1\times {\mathrm{251}}^1$

素因数の和:280

約数の個数: 80

約数和(自身を含む): 5488560

約数和(自身を除く): 3699432

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 81, 88, 99, 108, 132, 162, 198, 216, 251, 264, 297, 324, 396, 502, 594, 648, 753, 792, 891, 1004, 1188, 1506, 1782, 2008, 2259, 2376, 2761, 3012, 3564, 4518, 5522, 6024, 6777, 7128, 8283, 9036, 11044, 13554, 16566, 18072, 20331, 22088, 24849, 27108, 33132, 40662, 49698, 54216, 66264, 74547, 81324, 99396, 149094, 162648, 198792, 223641, 298188, 447282, 596376, 894564, 1789128]

約数ペア:

[(1, 1789128), (2, 894564), (3, 596376), (4, 447282), (6, 298188), (8, 223641), (9, 198792), (11, 162648), (12, 149094), (18, 99396), (22, 81324), (24, 74547), (27, 66264), (33, 54216), (36, 49698), (44, 40662), (54, 33132), (66, 27108), (72, 24849), (81, 22088), (88, 20331), (99, 18072), (108, 16566), (132, 13554), (162, 11044), (198, 9036), (216, 8283), (251, 7128), (264, 6777), (297, 6024), (324, 5522), (396, 4518), (502, 3564), (594, 3012), (648, 2761), (753, 2376), (792, 2259), (891, 2008), (1004, 1782), (1188, 1506)]