396979457920

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8123}}^1\times {\mathrm{4019}}^1$

素因数の和:12180

約数の個数: 128

約数和(自身を含む): 999349488000

約数和(自身を除く): 602370030080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 4019, 6080, 8038, 8123, 12160, 16076, 16246, 20095, 32152, 32492, 40190, 40615, 64304, 64984, 76361, 80380, 81230, 128608, 129968, 152722, 154337, 160760, 162460, 257216, 259936, 305444, 308674, 321520, 324920, 381805, 514432, 519872, 610888, 617348, 643040, 649840, 763610, 771685, 1039744, 1221776, 1234696, 1286080, 1299680, 1527220, 1543370, 2443552, 2469392, 2572160, 2599360, 3054440, 3086740, 4887104, 4938784, 5198720, 6108880, 6173480, 9774208, 9877568, 12217760, 12346960, 19755136, 24435520, 24693920, 32646337, 48871040, 49387840, 65292674, 98775680, 130585348, 163231685, 261170696, 326463370, 522341392, 620280403, 652926740, 1044682784, 1240560806, 1305853480, 2089365568, 2481121612, 2611706960, 3101402015, 4178731136, 4962243224, 5223413920, 6202804030, 9924486448, 10446827840, 12405608060, 19848972896, 20893655680, 24811216120, 39697945792, 49622432240, 79395891584, 99244864480, 198489728960, 396979457920]

約数ペア:

[(1, 396979457920), (2, 198489728960), (4, 99244864480), (5, 79395891584), (8, 49622432240), (10, 39697945792), (16, 24811216120), (19, 20893655680), (20, 19848972896), (32, 12405608060), (38, 10446827840), (40, 9924486448), (64, 6202804030), (76, 5223413920), (80, 4962243224), (95, 4178731136), (128, 3101402015), (152, 2611706960), (160, 2481121612), (190, 2089365568), (304, 1305853480), (320, 1240560806), (380, 1044682784), (608, 652926740), (640, 620280403), (760, 522341392), (1216, 326463370), (1520, 261170696), (2432, 163231685), (3040, 130585348), (4019, 98775680), (6080, 65292674), (8038, 49387840), (8123, 48871040), (12160, 32646337), (16076, 24693920), (16246, 24435520), (20095, 19755136), (32152, 12346960), (32492, 12217760), (40190, 9877568), (40615, 9774208), (64304, 6173480), (64984, 6108880), (76361, 5198720), (80380, 4938784), (81230, 4887104), (128608, 3086740), (129968, 3054440), (152722, 2599360), (154337, 2572160), (160760, 2469392), (162460, 2443552), (257216, 1543370), (259936, 1527220), (305444, 1299680), (308674, 1286080), (321520, 1234696), (324920, 1221776), (381805, 1039744), (514432, 771685), (519872, 763610), (610888, 649840), (617348, 643040)]