647485920

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2111}}^1$

素因数の和:2206

約数の個数: 192

約数和(自身を含む): 2299207680

約数和(自身を除く): 1651721760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 71, 72, 80, 90, 96, 108, 120, 135, 142, 144, 160, 180, 213, 216, 240, 270, 284, 288, 355, 360, 426, 432, 480, 540, 568, 639, 710, 720, 852, 864, 1065, 1080, 1136, 1278, 1420, 1440, 1704, 1917, 2111, 2130, 2160, 2272, 2556, 2840, 3195, 3408, 3834, 4222, 4260, 4320, 5112, 5680, 6333, 6390, 6816, 7668, 8444, 8520, 9585, 10224, 10555, 11360, 12666, 12780, 15336, 16888, 17040, 18999, 19170, 20448, 21110, 25332, 25560, 30672, 31665, 33776, 34080, 37998, 38340, 42220, 50664, 51120, 56997, 61344, 63330, 67552, 75996, 76680, 84440, 94995, 101328, 102240, 113994, 126660, 149881, 151992, 153360, 168880, 189990, 202656, 227988, 253320, 284985, 299762, 303984, 306720, 337760, 379980, 449643, 455976, 506640, 569970, 599524, 607968, 749405, 759960, 899286, 911952, 1013280, 1139940, 1199048, 1348929, 1498810, 1519920, 1798572, 1823904, 2248215, 2279880, 2398096, 2697858, 2997620, 3039840, 3597144, 4046787, 4496430, 4559760, 4796192, 5395716, 5995240, 6744645, 7194288, 8093574, 8992860, 9119520, 10791432, 11990480, 13489290, 14388576, 16187148, 17985720, 20233935, 21582864, 23980960, 26978580, 32374296, 35971440, 40467870, 43165728, 53957160, 64748592, 71942880, 80935740, 107914320, 129497184, 161871480, 215828640, 323742960, 647485920]

約数ペア:

[(1, 647485920), (2, 323742960), (3, 215828640), (4, 161871480), (5, 129497184), (6, 107914320), (8, 80935740), (9, 71942880), (10, 64748592), (12, 53957160), (15, 43165728), (16, 40467870), (18, 35971440), (20, 32374296), (24, 26978580), (27, 23980960), (30, 21582864), (32, 20233935), (36, 17985720), (40, 16187148), (45, 14388576), (48, 13489290), (54, 11990480), (60, 10791432), (71, 9119520), (72, 8992860), (80, 8093574), (90, 7194288), (96, 6744645), (108, 5995240), (120, 5395716), (135, 4796192), (142, 4559760), (144, 4496430), (160, 4046787), (180, 3597144), (213, 3039840), (216, 2997620), (240, 2697858), (270, 2398096), (284, 2279880), (288, 2248215), (355, 1823904), (360, 1798572), (426, 1519920), (432, 1498810), (480, 1348929), (540, 1199048), (568, 1139940), (639, 1013280), (710, 911952), (720, 899286), (852, 759960), (864, 749405), (1065, 607968), (1080, 599524), (1136, 569970), (1278, 506640), (1420, 455976), (1440, 449643), (1704, 379980), (1917, 337760), (2111, 306720), (2130, 303984), (2160, 299762), (2272, 284985), (2556, 253320), (2840, 227988), (3195, 202656), (3408, 189990), (3834, 168880), (4222, 153360), (4260, 151992), (4320, 149881), (5112, 126660), (5680, 113994), (6333, 102240), (6390, 101328), (6816, 94995), (7668, 84440), (8444, 76680), (8520, 75996), (9585, 67552), (10224, 63330), (10555, 61344), (11360, 56997), (12666, 51120), (12780, 50664), (15336, 42220), (16888, 38340), (17040, 37998), (18999, 34080), (19170, 33776), (20448, 31665), (21110, 30672), (25332, 25560)]