268335320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{3407}}^1$

素因数の和:3608

約数の個数: 64

約数和(自身を含む): 662515200

約数和(自身を除く): 394179880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 179, 220, 358, 440, 716, 895, 1432, 1790, 1969, 3407, 3580, 3938, 6814, 7160, 7876, 9845, 13628, 15752, 17035, 19690, 27256, 34070, 37477, 39380, 68140, 74954, 78760, 136280, 149908, 187385, 299816, 374770, 609853, 749540, 1219706, 1499080, 2439412, 3049265, 4878824, 6098530, 6708383, 12197060, 13416766, 24394120, 26833532, 33541915, 53667064, 67083830, 134167660, 268335320]

約数ペア:

[(1, 268335320), (2, 134167660), (4, 67083830), (5, 53667064), (8, 33541915), (10, 26833532), (11, 24394120), (20, 13416766), (22, 12197060), (40, 6708383), (44, 6098530), (55, 4878824), (88, 3049265), (110, 2439412), (179, 1499080), (220, 1219706), (358, 749540), (440, 609853), (716, 374770), (895, 299816), (1432, 187385), (1790, 149908), (1969, 136280), (3407, 78760), (3580, 74954), (3938, 68140), (6814, 39380), (7160, 37477), (7876, 34070), (9845, 27256), (13628, 19690), (15752, 17035)]