394280320

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:241

約数の個数: 256

約数和(自身を含む): 1184440320

約数和(自身を除く): 790160000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 31, 32, 34, 35, 40, 56, 62, 64, 68, 70, 80, 85, 112, 119, 124, 128, 136, 140, 155, 160, 167, 170, 217, 224, 238, 248, 272, 280, 310, 320, 334, 340, 434, 448, 476, 496, 527, 544, 560, 595, 620, 640, 668, 680, 835, 868, 896, 952, 992, 1054, 1085, 1088, 1120, 1169, 1190, 1240, 1336, 1360, 1670, 1736, 1904, 1984, 2108, 2170, 2176, 2240, 2338, 2380, 2480, 2635, 2672, 2720, 2839, 3340, 3472, 3689, 3808, 3968, 4216, 4340, 4480, 4676, 4760, 4960, 5177, 5270, 5344, 5440, 5678, 5845, 6680, 6944, 7378, 7616, 8432, 8680, 9352, 9520, 9920, 10354, 10540, 10688, 10880, 11356, 11690, 13360, 13888, 14195, 14756, 15232, 16864, 17360, 18445, 18704, 19040, 19840, 19873, 20708, 21080, 21376, 22712, 23380, 25885, 26720, 27776, 28390, 29512, 33728, 34720, 36239, 36890, 37408, 38080, 39746, 41416, 42160, 45424, 46760, 51770, 53440, 56780, 59024, 67456, 69440, 72478, 73780, 74816, 76160, 79492, 82832, 84320, 88009, 90848, 93520, 99365, 103540, 106880, 113560, 118048, 138880, 144956, 147560, 149632, 158984, 165664, 168640, 176018, 181195, 181696, 187040, 198730, 207080, 227120, 236096, 289912, 295120, 317968, 331328, 337280, 352036, 362390, 363392, 374080, 397460, 414160, 440045, 454240, 472192, 579824, 590240, 616063, 635936, 662656, 704072, 724780, 748160, 794920, 828320, 880090, 908480, 1159648, 1180480, 1232126, 1271872, 1408144, 1449560, 1589840, 1656640, 1760180, 1816960, 2319296, 2360960, 2464252, 2543744, 2816288, 2899120, 3080315, 3179680, 3313280, 3520360, 4638592, 4928504, 5632576, 5798240, 6160630, 6359360, 7040720, 9857008, 11265152, 11596480, 12321260, 12718720, 14081440, 19714016, 23192960, 24642520, 28162880, 39428032, 49285040, 56325760, 78856064, 98570080, 197140160, 394280320]

約数ペア:

[(1, 394280320), (2, 197140160), (4, 98570080), (5, 78856064), (7, 56325760), (8, 49285040), (10, 39428032), (14, 28162880), (16, 24642520), (17, 23192960), (20, 19714016), (28, 14081440), (31, 12718720), (32, 12321260), (34, 11596480), (35, 11265152), (40, 9857008), (56, 7040720), (62, 6359360), (64, 6160630), (68, 5798240), (70, 5632576), (80, 4928504), (85, 4638592), (112, 3520360), (119, 3313280), (124, 3179680), (128, 3080315), (136, 2899120), (140, 2816288), (155, 2543744), (160, 2464252), (167, 2360960), (170, 2319296), (217, 1816960), (224, 1760180), (238, 1656640), (248, 1589840), (272, 1449560), (280, 1408144), (310, 1271872), (320, 1232126), (334, 1180480), (340, 1159648), (434, 908480), (448, 880090), (476, 828320), (496, 794920), (527, 748160), (544, 724780), (560, 704072), (595, 662656), (620, 635936), (640, 616063), (668, 590240), (680, 579824), (835, 472192), (868, 454240), (896, 440045), (952, 414160), (992, 397460), (1054, 374080), (1085, 363392), (1088, 362390), (1120, 352036), (1169, 337280), (1190, 331328), (1240, 317968), (1336, 295120), (1360, 289912), (1670, 236096), (1736, 227120), (1904, 207080), (1984, 198730), (2108, 187040), (2170, 181696), (2176, 181195), (2240, 176018), (2338, 168640), (2380, 165664), (2480, 158984), (2635, 149632), (2672, 147560), (2720, 144956), (2839, 138880), (3340, 118048), (3472, 113560), (3689, 106880), (3808, 103540), (3968, 99365), (4216, 93520), (4340, 90848), (4480, 88009), (4676, 84320), (4760, 82832), (4960, 79492), (5177, 76160), (5270, 74816), (5344, 73780), (5440, 72478), (5678, 69440), (5845, 67456), (6680, 59024), (6944, 56780), (7378, 53440), (7616, 51770), (8432, 46760), (8680, 45424), (9352, 42160), (9520, 41416), (9920, 39746), (10354, 38080), (10540, 37408), (10688, 36890), (10880, 36239), (11356, 34720), (11690, 33728), (13360, 29512), (13888, 28390), (14195, 27776), (14756, 26720), (15232, 25885), (16864, 23380), (17360, 22712), (18445, 21376), (18704, 21080), (19040, 20708), (19840, 19873)]