257059040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{587}}^1$

素因数の和:649

約数の個数: 192

約数和(自身を含む): 768144384

約数和(自身を除く): 511085344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 23, 28, 32, 34, 35, 40, 46, 56, 68, 70, 80, 85, 92, 112, 115, 119, 136, 140, 160, 161, 170, 184, 224, 230, 238, 272, 280, 322, 340, 368, 391, 460, 476, 544, 560, 587, 595, 644, 680, 736, 782, 805, 920, 952, 1120, 1174, 1190, 1288, 1360, 1564, 1610, 1840, 1904, 1955, 2348, 2380, 2576, 2720, 2737, 2935, 3128, 3220, 3680, 3808, 3910, 4109, 4696, 4760, 5152, 5474, 5870, 6256, 6440, 7820, 8218, 9392, 9520, 9979, 10948, 11740, 12512, 12880, 13501, 13685, 15640, 16436, 18784, 19040, 19958, 20545, 21896, 23480, 25760, 27002, 27370, 31280, 32872, 39916, 41090, 43792, 46960, 49895, 54004, 54740, 62560, 65744, 67505, 69853, 79832, 82180, 87584, 93920, 94507, 99790, 108008, 109480, 131488, 135010, 139706, 159664, 164360, 189014, 199580, 216016, 218960, 229517, 270020, 279412, 319328, 328720, 349265, 378028, 399160, 432032, 437920, 459034, 472535, 540040, 558824, 657440, 698530, 756056, 798320, 918068, 945070, 1080080, 1117648, 1147585, 1397060, 1512112, 1596640, 1606619, 1836136, 1890140, 2160160, 2235296, 2295170, 2794120, 3024224, 3213238, 3672272, 3780280, 4590340, 5588240, 6426476, 7344544, 7560560, 8033095, 9180680, 11176480, 12852952, 15121120, 16066190, 18361360, 25705904, 32132380, 36722720, 51411808, 64264760, 128529520, 257059040]

約数ペア:

[(1, 257059040), (2, 128529520), (4, 64264760), (5, 51411808), (7, 36722720), (8, 32132380), (10, 25705904), (14, 18361360), (16, 16066190), (17, 15121120), (20, 12852952), (23, 11176480), (28, 9180680), (32, 8033095), (34, 7560560), (35, 7344544), (40, 6426476), (46, 5588240), (56, 4590340), (68, 3780280), (70, 3672272), (80, 3213238), (85, 3024224), (92, 2794120), (112, 2295170), (115, 2235296), (119, 2160160), (136, 1890140), (140, 1836136), (160, 1606619), (161, 1596640), (170, 1512112), (184, 1397060), (224, 1147585), (230, 1117648), (238, 1080080), (272, 945070), (280, 918068), (322, 798320), (340, 756056), (368, 698530), (391, 657440), (460, 558824), (476, 540040), (544, 472535), (560, 459034), (587, 437920), (595, 432032), (644, 399160), (680, 378028), (736, 349265), (782, 328720), (805, 319328), (920, 279412), (952, 270020), (1120, 229517), (1174, 218960), (1190, 216016), (1288, 199580), (1360, 189014), (1564, 164360), (1610, 159664), (1840, 139706), (1904, 135010), (1955, 131488), (2348, 109480), (2380, 108008), (2576, 99790), (2720, 94507), (2737, 93920), (2935, 87584), (3128, 82180), (3220, 79832), (3680, 69853), (3808, 67505), (3910, 65744), (4109, 62560), (4696, 54740), (4760, 54004), (5152, 49895), (5474, 46960), (5870, 43792), (6256, 41090), (6440, 39916), (7820, 32872), (8218, 31280), (9392, 27370), (9520, 27002), (9979, 25760), (10948, 23480), (11740, 21896), (12512, 20545), (12880, 19958), (13501, 19040), (13685, 18784), (15640, 16436)]