289201880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{7919}}^1$

素因数の和:8024

約数の個数: 64

約数和(自身を含む): 718502400

約数和(自身を除く): 429300520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 83, 88, 110, 166, 220, 332, 415, 440, 664, 830, 913, 1660, 1826, 3320, 3652, 4565, 7304, 7919, 9130, 15838, 18260, 31676, 36520, 39595, 63352, 79190, 87109, 158380, 174218, 316760, 348436, 435545, 657277, 696872, 871090, 1314554, 1742180, 2629108, 3286385, 3484360, 5258216, 6572770, 7230047, 13145540, 14460094, 26291080, 28920188, 36150235, 57840376, 72300470, 144600940, 289201880]

約数ペア:

[(1, 289201880), (2, 144600940), (4, 72300470), (5, 57840376), (8, 36150235), (10, 28920188), (11, 26291080), (20, 14460094), (22, 13145540), (40, 7230047), (44, 6572770), (55, 5258216), (83, 3484360), (88, 3286385), (110, 2629108), (166, 1742180), (220, 1314554), (332, 871090), (415, 696872), (440, 657277), (664, 435545), (830, 348436), (913, 316760), (1660, 174218), (1826, 158380), (3320, 87109), (3652, 79190), (4565, 63352), (7304, 39595), (7919, 36520), (9130, 31676), (15838, 18260)]