80613540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{467}}^1$

素因数の和:626

約数の個数: 144

約数和(自身を含む): 282102912

約数和(自身を除く): 201489372

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 137, 140, 180, 210, 252, 274, 315, 411, 420, 467, 548, 630, 685, 822, 934, 959, 1233, 1260, 1370, 1401, 1644, 1868, 1918, 2055, 2335, 2466, 2740, 2802, 2877, 3269, 3836, 4110, 4203, 4670, 4795, 4932, 5604, 5754, 6165, 6538, 7005, 8220, 8406, 8631, 9340, 9590, 9807, 11508, 12330, 13076, 14010, 14385, 16345, 16812, 17262, 19180, 19614, 21015, 24660, 28020, 28770, 29421, 32690, 34524, 39228, 42030, 43155, 49035, 57540, 58842, 63979, 65380, 84060, 86310, 98070, 117684, 127958, 147105, 172620, 191937, 196140, 255916, 294210, 319895, 383874, 447853, 575811, 588420, 639790, 767748, 895706, 959685, 1151622, 1279580, 1343559, 1791412, 1919370, 2239265, 2303244, 2687118, 2879055, 3838740, 4030677, 4478530, 5374236, 5758110, 6717795, 8061354, 8957060, 11516220, 13435590, 16122708, 20153385, 26871180, 40306770, 80613540]

約数ペア:

[(1, 80613540), (2, 40306770), (3, 26871180), (4, 20153385), (5, 16122708), (6, 13435590), (7, 11516220), (9, 8957060), (10, 8061354), (12, 6717795), (14, 5758110), (15, 5374236), (18, 4478530), (20, 4030677), (21, 3838740), (28, 2879055), (30, 2687118), (35, 2303244), (36, 2239265), (42, 1919370), (45, 1791412), (60, 1343559), (63, 1279580), (70, 1151622), (84, 959685), (90, 895706), (105, 767748), (126, 639790), (137, 588420), (140, 575811), (180, 447853), (210, 383874), (252, 319895), (274, 294210), (315, 255916), (411, 196140), (420, 191937), (467, 172620), (548, 147105), (630, 127958), (685, 117684), (822, 98070), (934, 86310), (959, 84060), (1233, 65380), (1260, 63979), (1370, 58842), (1401, 57540), (1644, 49035), (1868, 43155), (1918, 42030), (2055, 39228), (2335, 34524), (2466, 32690), (2740, 29421), (2802, 28770), (2877, 28020), (3269, 24660), (3836, 21015), (4110, 19614), (4203, 19180), (4670, 17262), (4795, 16812), (4932, 16345), (5604, 14385), (5754, 14010), (6165, 13076), (6538, 12330), (7005, 11508), (8220, 9807), (8406, 9590), (8631, 9340)]