138460280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1723}}^1$

素因数の和:1789

約数の個数: 96

約数和(自身を含む): 371453040

約数和(自身を除く): 232992760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 49, 56, 70, 82, 98, 140, 164, 196, 205, 245, 280, 287, 328, 392, 410, 490, 574, 820, 980, 1148, 1435, 1640, 1723, 1960, 2009, 2296, 2870, 3446, 4018, 5740, 6892, 8036, 8615, 10045, 11480, 12061, 13784, 16072, 17230, 20090, 24122, 34460, 40180, 48244, 60305, 68920, 70643, 80360, 84427, 96488, 120610, 141286, 168854, 241220, 282572, 337708, 353215, 422135, 482440, 494501, 565144, 675416, 706430, 844270, 989002, 1412860, 1688540, 1978004, 2472505, 2825720, 3377080, 3461507, 3956008, 4945010, 6923014, 9890020, 13846028, 17307535, 19780040, 27692056, 34615070, 69230140, 138460280]

約数ペア:

[(1, 138460280), (2, 69230140), (4, 34615070), (5, 27692056), (7, 19780040), (8, 17307535), (10, 13846028), (14, 9890020), (20, 6923014), (28, 4945010), (35, 3956008), (40, 3461507), (41, 3377080), (49, 2825720), (56, 2472505), (70, 1978004), (82, 1688540), (98, 1412860), (140, 989002), (164, 844270), (196, 706430), (205, 675416), (245, 565144), (280, 494501), (287, 482440), (328, 422135), (392, 353215), (410, 337708), (490, 282572), (574, 241220), (820, 168854), (980, 141286), (1148, 120610), (1435, 96488), (1640, 84427), (1723, 80360), (1960, 70643), (2009, 68920), (2296, 60305), (2870, 48244), (3446, 40180), (4018, 34460), (5740, 24122), (6892, 20090), (8036, 17230), (8615, 16072), (10045, 13784), (11480, 12061)]