211865904

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^2\times {\mathrm{1531}}^1$

素因数の和:1607

約数の個数: 90

約数和(自身を含む): 613074228

約数和(自身を除く): 401208324

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 961, 1116, 1488, 1531, 1922, 2232, 2883, 3062, 3844, 4464, 4593, 5766, 6124, 7688, 8649, 9186, 11532, 12248, 13779, 15376, 17298, 18372, 23064, 24496, 27558, 34596, 36744, 46128, 47461, 55116, 69192, 73488, 94922, 110232, 138384, 142383, 189844, 220464, 284766, 379688, 427149, 569532, 759376, 854298, 1139064, 1471291, 1708596, 2278128, 2942582, 3417192, 4413873, 5885164, 6834384, 8827746, 11770328, 13241619, 17655492, 23540656, 26483238, 35310984, 52966476, 70621968, 105932952, 211865904]

約数ペア:

[(1, 211865904), (2, 105932952), (3, 70621968), (4, 52966476), (6, 35310984), (8, 26483238), (9, 23540656), (12, 17655492), (16, 13241619), (18, 11770328), (24, 8827746), (31, 6834384), (36, 5885164), (48, 4413873), (62, 3417192), (72, 2942582), (93, 2278128), (124, 1708596), (144, 1471291), (186, 1139064), (248, 854298), (279, 759376), (372, 569532), (496, 427149), (558, 379688), (744, 284766), (961, 220464), (1116, 189844), (1488, 142383), (1531, 138384), (1922, 110232), (2232, 94922), (2883, 73488), (3062, 69192), (3844, 55116), (4464, 47461), (4593, 46128), (5766, 36744), (6124, 34596), (7688, 27558), (8649, 24496), (9186, 23064), (11532, 18372), (12248, 17298), (13779, 15376)]