208836656

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{569}}^1$

素因数の和:726

約数の個数: 80

約数和(自身を含む): 483451200

約数和(自身を除く): 274614544

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 113, 116, 203, 226, 232, 406, 452, 464, 569, 791, 812, 904, 1138, 1582, 1624, 1808, 2276, 3164, 3248, 3277, 3983, 4552, 6328, 6554, 7966, 9104, 12656, 13108, 15932, 16501, 22939, 26216, 31864, 33002, 45878, 52432, 63728, 64297, 66004, 91756, 115507, 128594, 132008, 183512, 231014, 257188, 264016, 367024, 450079, 462028, 514376, 900158, 924056, 1028752, 1800316, 1848112, 1864613, 3600632, 3729226, 7201264, 7458452, 13052291, 14916904, 26104582, 29833808, 52209164, 104418328, 208836656]

約数ペア:

[(1, 208836656), (2, 104418328), (4, 52209164), (7, 29833808), (8, 26104582), (14, 14916904), (16, 13052291), (28, 7458452), (29, 7201264), (56, 3729226), (58, 3600632), (112, 1864613), (113, 1848112), (116, 1800316), (203, 1028752), (226, 924056), (232, 900158), (406, 514376), (452, 462028), (464, 450079), (569, 367024), (791, 264016), (812, 257188), (904, 231014), (1138, 183512), (1582, 132008), (1624, 128594), (1808, 115507), (2276, 91756), (3164, 66004), (3248, 64297), (3277, 63728), (3983, 52432), (4552, 45878), (6328, 33002), (6554, 31864), (7966, 26216), (9104, 22939), (12656, 16501), (13108, 15932)]