140320796

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{499}}^1$

素因数の和:615

約数の個数: 72

約数和(自身を含む): 312816000

約数和(自身を除く): 172495204

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 83, 121, 154, 166, 242, 308, 332, 484, 499, 581, 847, 913, 998, 1162, 1694, 1826, 1996, 2324, 3388, 3493, 3652, 5489, 6391, 6986, 10043, 10978, 12782, 13972, 20086, 21956, 25564, 38423, 40172, 41417, 60379, 70301, 76846, 82834, 120758, 140602, 153692, 165668, 241516, 281204, 289919, 422653, 455587, 579838, 845306, 911174, 1159676, 1690612, 1822348, 3189109, 5011457, 6378218, 10022914, 12756436, 20045828, 35080199, 70160398, 140320796]

約数ペア:

[(1, 140320796), (2, 70160398), (4, 35080199), (7, 20045828), (11, 12756436), (14, 10022914), (22, 6378218), (28, 5011457), (44, 3189109), (77, 1822348), (83, 1690612), (121, 1159676), (154, 911174), (166, 845306), (242, 579838), (308, 455587), (332, 422653), (484, 289919), (499, 281204), (581, 241516), (847, 165668), (913, 153692), (998, 140602), (1162, 120758), (1694, 82834), (1826, 76846), (1996, 70301), (2324, 60379), (3388, 41417), (3493, 40172), (3652, 38423), (5489, 25564), (6391, 21956), (6986, 20086), (10043, 13972), (10978, 12782)]