209841072

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{4493}}^1$

素因数の和:4650

約数の個数: 80

約数和(自身を含む): 624126720

約数和(自身を除く): 414285648

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 139, 168, 278, 336, 417, 556, 834, 973, 1112, 1668, 1946, 2224, 2919, 3336, 3892, 4493, 5838, 6672, 7784, 8986, 11676, 13479, 15568, 17972, 23352, 26958, 31451, 35944, 46704, 53916, 62902, 71888, 94353, 107832, 125804, 188706, 215664, 251608, 377412, 503216, 624527, 754824, 1249054, 1509648, 1873581, 2498108, 3747162, 4371689, 4996216, 7494324, 8743378, 9992432, 13115067, 14988648, 17486756, 26230134, 29977296, 34973512, 52460268, 69947024, 104920536, 209841072]

約数ペア:

[(1, 209841072), (2, 104920536), (3, 69947024), (4, 52460268), (6, 34973512), (7, 29977296), (8, 26230134), (12, 17486756), (14, 14988648), (16, 13115067), (21, 9992432), (24, 8743378), (28, 7494324), (42, 4996216), (48, 4371689), (56, 3747162), (84, 2498108), (112, 1873581), (139, 1509648), (168, 1249054), (278, 754824), (336, 624527), (417, 503216), (556, 377412), (834, 251608), (973, 215664), (1112, 188706), (1668, 125804), (1946, 107832), (2224, 94353), (2919, 71888), (3336, 62902), (3892, 53916), (4493, 46704), (5838, 35944), (6672, 31451), (7784, 26958), (8986, 23352), (11676, 17972), (13479, 15568)]