217872088

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2111}}^1$

素因数の和:2240

約数の個数: 64

約数和(自身を含む): 496742400

約数和(自身を除く): 278870312

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 97, 133, 152, 194, 266, 388, 532, 679, 776, 1064, 1358, 1843, 2111, 2716, 3686, 4222, 5432, 7372, 8444, 12901, 14744, 14777, 16888, 25802, 29554, 40109, 51604, 59108, 80218, 103208, 118216, 160436, 204767, 280763, 320872, 409534, 561526, 819068, 1123052, 1433369, 1638136, 2246104, 2866738, 3890573, 5733476, 7781146, 11466952, 15562292, 27234011, 31124584, 54468022, 108936044, 217872088]

約数ペア:

[(1, 217872088), (2, 108936044), (4, 54468022), (7, 31124584), (8, 27234011), (14, 15562292), (19, 11466952), (28, 7781146), (38, 5733476), (56, 3890573), (76, 2866738), (97, 2246104), (133, 1638136), (152, 1433369), (194, 1123052), (266, 819068), (388, 561526), (532, 409534), (679, 320872), (776, 280763), (1064, 204767), (1358, 160436), (1843, 118216), (2111, 103208), (2716, 80218), (3686, 59108), (4222, 51604), (5432, 40109), (7372, 29554), (8444, 25802), (12901, 16888), (14744, 14777)]