138683808

素因数分解:

$2^5\times 3^2\times {\mathrm{443}}^1\times {\mathrm{1087}}^1$

素因数の和:1546

約数の個数: 72

約数和(自身を含む): 395635968

約数和(自身を除く): 256952160

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 443, 886, 1087, 1329, 1772, 2174, 2658, 3261, 3544, 3987, 4348, 5316, 6522, 7088, 7974, 8696, 9783, 10632, 13044, 14176, 15948, 17392, 19566, 21264, 26088, 31896, 34784, 39132, 42528, 52176, 63792, 78264, 104352, 127584, 156528, 313056, 481541, 963082, 1444623, 1926164, 2889246, 3852328, 4333869, 5778492, 7704656, 8667738, 11556984, 15409312, 17335476, 23113968, 34670952, 46227936, 69341904, 138683808]

約数ペア:

[(1, 138683808), (2, 69341904), (3, 46227936), (4, 34670952), (6, 23113968), (8, 17335476), (9, 15409312), (12, 11556984), (16, 8667738), (18, 7704656), (24, 5778492), (32, 4333869), (36, 3852328), (48, 2889246), (72, 1926164), (96, 1444623), (144, 963082), (288, 481541), (443, 313056), (886, 156528), (1087, 127584), (1329, 104352), (1772, 78264), (2174, 63792), (2658, 52176), (3261, 42528), (3544, 39132), (3987, 34784), (4348, 31896), (5316, 26088), (6522, 21264), (7088, 19566), (7974, 17392), (8696, 15948), (9783, 14176), (10632, 13044)]