890804208

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139537}}^1$

素因数の和:139574

約数の個数: 80

約数和(自身を含む): 2768433920

約数和(自身を除く): 1877629712

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 76, 84, 112, 114, 133, 152, 168, 228, 266, 304, 336, 399, 456, 532, 798, 912, 1064, 1596, 2128, 3192, 6384, 139537, 279074, 418611, 558148, 837222, 976759, 1116296, 1674444, 1953518, 2232592, 2651203, 2930277, 3348888, 3907036, 5302406, 5860554, 6697776, 7814072, 7953609, 10604812, 11721108, 15628144, 15907218, 18558421, 21209624, 23442216, 31814436, 37116842, 42419248, 46884432, 55675263, 63628872, 74233684, 111350526, 127257744, 148467368, 222701052, 296934736, 445402104, 890804208]

約数ペア:

[(1, 890804208), (2, 445402104), (3, 296934736), (4, 222701052), (6, 148467368), (7, 127257744), (8, 111350526), (12, 74233684), (14, 63628872), (16, 55675263), (19, 46884432), (21, 42419248), (24, 37116842), (28, 31814436), (38, 23442216), (42, 21209624), (48, 18558421), (56, 15907218), (57, 15628144), (76, 11721108), (84, 10604812), (112, 7953609), (114, 7814072), (133, 6697776), (152, 5860554), (168, 5302406), (228, 3907036), (266, 3348888), (304, 2930277), (336, 2651203), (399, 2232592), (456, 1953518), (532, 1674444), (798, 1116296), (912, 976759), (1064, 837222), (1596, 558148), (2128, 418611), (3192, 279074), (6384, 139537)]