155545720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{1049}}^1$

素因数の和:1408

約数の個数: 64

約数和(自身を含む): 383292000

約数和(自身を除く): 227746280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 337, 440, 674, 1049, 1348, 1685, 2098, 2696, 3370, 3707, 4196, 5245, 6740, 7414, 8392, 10490, 11539, 13480, 14828, 18535, 20980, 23078, 29656, 37070, 41960, 46156, 57695, 74140, 92312, 115390, 148280, 230780, 353513, 461560, 707026, 1414052, 1767565, 2828104, 3535130, 3888643, 7070260, 7777286, 14140520, 15554572, 19443215, 31109144, 38886430, 77772860, 155545720]

約数ペア:

[(1, 155545720), (2, 77772860), (4, 38886430), (5, 31109144), (8, 19443215), (10, 15554572), (11, 14140520), (20, 7777286), (22, 7070260), (40, 3888643), (44, 3535130), (55, 2828104), (88, 1767565), (110, 1414052), (220, 707026), (337, 461560), (440, 353513), (674, 230780), (1049, 148280), (1348, 115390), (1685, 92312), (2098, 74140), (2696, 57695), (3370, 46156), (3707, 41960), (4196, 37070), (5245, 29656), (6740, 23078), (7414, 20980), (8392, 18535), (10490, 14828), (11539, 13480)]