1990082016

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31267}}^1$

素因数の和:31313

約数の個数: 144

約数和(自身を含む): 6453339984

約数和(自身を除く): 4463257968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 32, 34, 36, 39, 48, 51, 52, 68, 72, 78, 96, 102, 104, 117, 136, 144, 153, 156, 204, 208, 221, 234, 272, 288, 306, 312, 408, 416, 442, 468, 544, 612, 624, 663, 816, 884, 936, 1224, 1248, 1326, 1632, 1768, 1872, 1989, 2448, 2652, 3536, 3744, 3978, 4896, 5304, 7072, 7956, 10608, 15912, 21216, 31267, 31824, 62534, 63648, 93801, 125068, 187602, 250136, 281403, 375204, 406471, 500272, 531539, 562806, 750408, 812942, 1000544, 1063078, 1125612, 1219413, 1500816, 1594617, 1625884, 2126156, 2251224, 2438826, 3001632, 3189234, 3251768, 3658239, 4252312, 4502448, 4783851, 4877652, 6378468, 6503536, 6910007, 7316478, 8504624, 9004896, 9567702, 9755304, 12756936, 13007072, 13820014, 14632956, 17009248, 19135404, 19510608, 20730021, 25513872, 27640028, 29265912, 38270808, 39021216, 41460042, 51027744, 55280056, 58531824, 62190063, 76541616, 82920084, 110560112, 117063648, 124380126, 153083232, 165840168, 221120224, 248760252, 331680336, 497520504, 663360672, 995041008, 1990082016]

約数ペア:

[(1, 1990082016), (2, 995041008), (3, 663360672), (4, 497520504), (6, 331680336), (8, 248760252), (9, 221120224), (12, 165840168), (13, 153083232), (16, 124380126), (17, 117063648), (18, 110560112), (24, 82920084), (26, 76541616), (32, 62190063), (34, 58531824), (36, 55280056), (39, 51027744), (48, 41460042), (51, 39021216), (52, 38270808), (68, 29265912), (72, 27640028), (78, 25513872), (96, 20730021), (102, 19510608), (104, 19135404), (117, 17009248), (136, 14632956), (144, 13820014), (153, 13007072), (156, 12756936), (204, 9755304), (208, 9567702), (221, 9004896), (234, 8504624), (272, 7316478), (288, 6910007), (306, 6503536), (312, 6378468), (408, 4877652), (416, 4783851), (442, 4502448), (468, 4252312), (544, 3658239), (612, 3251768), (624, 3189234), (663, 3001632), (816, 2438826), (884, 2251224), (936, 2126156), (1224, 1625884), (1248, 1594617), (1326, 1500816), (1632, 1219413), (1768, 1125612), (1872, 1063078), (1989, 1000544), (2448, 812942), (2652, 750408), (3536, 562806), (3744, 531539), (3978, 500272), (4896, 406471), (5304, 375204), (7072, 281403), (7956, 250136), (10608, 187602), (15912, 125068), (21216, 93801), (31267, 63648), (31824, 62534)]