742748820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{263}}^1\times {\mathrm{389}}^1$

素因数の和:686

約数の個数: 144

約数和(自身を含む): 2300538240

約数和(自身を除く): 1557789420

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 121, 132, 165, 220, 242, 263, 330, 363, 389, 484, 526, 605, 660, 726, 778, 789, 1052, 1167, 1210, 1315, 1452, 1556, 1578, 1815, 1945, 2334, 2420, 2630, 2893, 3156, 3630, 3890, 3945, 4279, 4668, 5260, 5786, 5835, 7260, 7780, 7890, 8558, 8679, 11572, 11670, 12837, 14465, 15780, 17116, 17358, 21395, 23340, 25674, 28930, 31823, 34716, 42790, 43395, 47069, 51348, 57860, 63646, 64185, 85580, 86790, 94138, 95469, 102307, 127292, 128370, 141207, 159115, 173580, 188276, 190938, 204614, 235345, 256740, 282414, 306921, 318230, 381876, 409228, 470690, 477345, 511535, 564828, 613842, 636460, 706035, 941380, 954690, 1023070, 1125377, 1227684, 1412070, 1534605, 1909380, 2046140, 2250754, 2824140, 3069210, 3376131, 4501508, 5626885, 6138420, 6752262, 11253770, 12379147, 13504524, 16880655, 22507540, 24758294, 33761310, 37137441, 49516588, 61895735, 67522620, 74274882, 123791470, 148549764, 185687205, 247582940, 371374410, 742748820]

約数ペア:

[(1, 742748820), (2, 371374410), (3, 247582940), (4, 185687205), (5, 148549764), (6, 123791470), (10, 74274882), (11, 67522620), (12, 61895735), (15, 49516588), (20, 37137441), (22, 33761310), (30, 24758294), (33, 22507540), (44, 16880655), (55, 13504524), (60, 12379147), (66, 11253770), (110, 6752262), (121, 6138420), (132, 5626885), (165, 4501508), (220, 3376131), (242, 3069210), (263, 2824140), (330, 2250754), (363, 2046140), (389, 1909380), (484, 1534605), (526, 1412070), (605, 1227684), (660, 1125377), (726, 1023070), (778, 954690), (789, 941380), (1052, 706035), (1167, 636460), (1210, 613842), (1315, 564828), (1452, 511535), (1556, 477345), (1578, 470690), (1815, 409228), (1945, 381876), (2334, 318230), (2420, 306921), (2630, 282414), (2893, 256740), (3156, 235345), (3630, 204614), (3890, 190938), (3945, 188276), (4279, 173580), (4668, 159115), (5260, 141207), (5786, 128370), (5835, 127292), (7260, 102307), (7780, 95469), (7890, 94138), (8558, 86790), (8679, 85580), (11572, 64185), (11670, 63646), (12837, 57860), (14465, 51348), (15780, 47069), (17116, 43395), (17358, 42790), (21395, 34716), (23340, 31823), (25674, 28930)]