68115780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{13049}}^1$

素因数の和:13093

約数の個数: 72

約数和(自身を含む): 213759000

約数和(自身を除く): 145643220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 13049, 26098, 39147, 52196, 65245, 78294, 117441, 130490, 156588, 195735, 234882, 260980, 378421, 391470, 469764, 587205, 756842, 782940, 1135263, 1174410, 1513684, 1892105, 2270526, 2348820, 3405789, 3784210, 4541052, 5676315, 6811578, 7568420, 11352630, 13623156, 17028945, 22705260, 34057890, 68115780]

約数ペア:

[(1, 68115780), (2, 34057890), (3, 22705260), (4, 17028945), (5, 13623156), (6, 11352630), (9, 7568420), (10, 6811578), (12, 5676315), (15, 4541052), (18, 3784210), (20, 3405789), (29, 2348820), (30, 2270526), (36, 1892105), (45, 1513684), (58, 1174410), (60, 1135263), (87, 782940), (90, 756842), (116, 587205), (145, 469764), (174, 391470), (180, 378421), (261, 260980), (290, 234882), (348, 195735), (435, 156588), (522, 130490), (580, 117441), (870, 78294), (1044, 65245), (1305, 52196), (1740, 39147), (2610, 26098), (5220, 13049)]