123373728

素因数分解:

$2^5\times 3^2\times {\mathrm{443}}^1\times {\mathrm{967}}^1$

素因数の和:1426

約数の個数: 72

約数和(自身を含む): 351999648

約数和(自身を除く): 228625920

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 443, 886, 967, 1329, 1772, 1934, 2658, 2901, 3544, 3868, 3987, 5316, 5802, 7088, 7736, 7974, 8703, 10632, 11604, 14176, 15472, 15948, 17406, 21264, 23208, 30944, 31896, 34812, 42528, 46416, 63792, 69624, 92832, 127584, 139248, 278496, 428381, 856762, 1285143, 1713524, 2570286, 3427048, 3855429, 5140572, 6854096, 7710858, 10281144, 13708192, 15421716, 20562288, 30843432, 41124576, 61686864, 123373728]

約数ペア:

[(1, 123373728), (2, 61686864), (3, 41124576), (4, 30843432), (6, 20562288), (8, 15421716), (9, 13708192), (12, 10281144), (16, 7710858), (18, 6854096), (24, 5140572), (32, 3855429), (36, 3427048), (48, 2570286), (72, 1713524), (96, 1285143), (144, 856762), (288, 428381), (443, 278496), (886, 139248), (967, 127584), (1329, 92832), (1772, 69624), (1934, 63792), (2658, 46416), (2901, 42528), (3544, 34812), (3868, 31896), (3987, 30944), (5316, 23208), (5802, 21264), (7088, 17406), (7736, 15948), (7974, 15472), (8703, 14176), (10632, 11604)]