136768280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:361

約数の個数: 128

約数和(自身を含む): 357212160

約数和(自身を除く): 220443880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 37, 40, 44, 55, 62, 74, 88, 110, 124, 148, 155, 185, 220, 248, 271, 296, 310, 341, 370, 407, 440, 542, 620, 682, 740, 814, 1084, 1147, 1240, 1355, 1364, 1480, 1628, 1705, 2035, 2168, 2294, 2710, 2728, 2981, 3256, 3410, 4070, 4588, 5420, 5735, 5962, 6820, 8140, 8401, 9176, 10027, 10840, 11470, 11924, 12617, 13640, 14905, 16280, 16802, 20054, 22940, 23848, 25234, 29810, 33604, 40108, 42005, 45880, 50135, 50468, 59620, 63085, 67208, 80216, 84010, 92411, 100270, 100936, 110297, 119240, 126170, 168020, 184822, 200540, 220594, 252340, 310837, 336040, 369644, 401080, 441188, 462055, 504680, 551485, 621674, 739288, 882376, 924110, 1102970, 1243348, 1554185, 1848220, 2205940, 2486696, 3108370, 3419207, 3696440, 4411880, 6216740, 6838414, 12433480, 13676828, 17096035, 27353656, 34192070, 68384140, 136768280]

約数ペア:

[(1, 136768280), (2, 68384140), (4, 34192070), (5, 27353656), (8, 17096035), (10, 13676828), (11, 12433480), (20, 6838414), (22, 6216740), (31, 4411880), (37, 3696440), (40, 3419207), (44, 3108370), (55, 2486696), (62, 2205940), (74, 1848220), (88, 1554185), (110, 1243348), (124, 1102970), (148, 924110), (155, 882376), (185, 739288), (220, 621674), (248, 551485), (271, 504680), (296, 462055), (310, 441188), (341, 401080), (370, 369644), (407, 336040), (440, 310837), (542, 252340), (620, 220594), (682, 200540), (740, 184822), (814, 168020), (1084, 126170), (1147, 119240), (1240, 110297), (1355, 100936), (1364, 100270), (1480, 92411), (1628, 84010), (1705, 80216), (2035, 67208), (2168, 63085), (2294, 59620), (2710, 50468), (2728, 50135), (2981, 45880), (3256, 42005), (3410, 40108), (4070, 33604), (4588, 29810), (5420, 25234), (5735, 23848), (5962, 22940), (6820, 20054), (8140, 16802), (8401, 16280), (9176, 14905), (10027, 13640), (10840, 12617), (11470, 11924)]