391332480

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2647}}^1$

素因数の和:2687

約数の個数: 256

約数和(自身を含む): 1555752960

約数和(自身を除く): 1164420480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 64, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 128, 132, 140, 154, 160, 165, 168, 176, 192, 210, 220, 224, 231, 240, 264, 280, 308, 320, 330, 336, 352, 384, 385, 420, 440, 448, 462, 480, 528, 560, 616, 640, 660, 672, 704, 770, 840, 880, 896, 924, 960, 1056, 1120, 1155, 1232, 1320, 1344, 1408, 1540, 1680, 1760, 1848, 1920, 2112, 2240, 2310, 2464, 2640, 2647, 2688, 3080, 3360, 3520, 3696, 4224, 4480, 4620, 4928, 5280, 5294, 6160, 6720, 7040, 7392, 7941, 9240, 9856, 10560, 10588, 12320, 13235, 13440, 14784, 15882, 18480, 18529, 21120, 21176, 24640, 26470, 29117, 29568, 31764, 36960, 37058, 39705, 42352, 49280, 52940, 55587, 58234, 63528, 73920, 74116, 79410, 84704, 87351, 92645, 105880, 111174, 116468, 127056, 145585, 147840, 148232, 158820, 169408, 174702, 185290, 203819, 211760, 222348, 232936, 254112, 277935, 291170, 296464, 317640, 338816, 349404, 370580, 407638, 423520, 436755, 444696, 465872, 508224, 555870, 582340, 592928, 611457, 635280, 698808, 741160, 815276, 847040, 873510, 889392, 931744, 1016448, 1019095, 1111740, 1164680, 1185856, 1222914, 1270560, 1397616, 1482320, 1630552, 1694080, 1747020, 1778784, 1863488, 2038190, 2223480, 2329360, 2371712, 2445828, 2541120, 2795232, 2964640, 3057285, 3261104, 3494040, 3557568, 3726976, 4076380, 4446960, 4658720, 4891656, 5082240, 5590464, 5929280, 6114570, 6522208, 6988080, 7115136, 8152760, 8893920, 9317440, 9783312, 11180928, 11858560, 12229140, 13044416, 13976160, 16305520, 17787840, 18634880, 19566624, 24458280, 26088832, 27952320, 32611040, 35575680, 39133248, 48916560, 55904640, 65222080, 78266496, 97833120, 130444160, 195666240, 391332480]

約数ペア:

[(1, 391332480), (2, 195666240), (3, 130444160), (4, 97833120), (5, 78266496), (6, 65222080), (7, 55904640), (8, 48916560), (10, 39133248), (11, 35575680), (12, 32611040), (14, 27952320), (15, 26088832), (16, 24458280), (20, 19566624), (21, 18634880), (22, 17787840), (24, 16305520), (28, 13976160), (30, 13044416), (32, 12229140), (33, 11858560), (35, 11180928), (40, 9783312), (42, 9317440), (44, 8893920), (48, 8152760), (55, 7115136), (56, 6988080), (60, 6522208), (64, 6114570), (66, 5929280), (70, 5590464), (77, 5082240), (80, 4891656), (84, 4658720), (88, 4446960), (96, 4076380), (105, 3726976), (110, 3557568), (112, 3494040), (120, 3261104), (128, 3057285), (132, 2964640), (140, 2795232), (154, 2541120), (160, 2445828), (165, 2371712), (168, 2329360), (176, 2223480), (192, 2038190), (210, 1863488), (220, 1778784), (224, 1747020), (231, 1694080), (240, 1630552), (264, 1482320), (280, 1397616), (308, 1270560), (320, 1222914), (330, 1185856), (336, 1164680), (352, 1111740), (384, 1019095), (385, 1016448), (420, 931744), (440, 889392), (448, 873510), (462, 847040), (480, 815276), (528, 741160), (560, 698808), (616, 635280), (640, 611457), (660, 592928), (672, 582340), (704, 555870), (770, 508224), (840, 465872), (880, 444696), (896, 436755), (924, 423520), (960, 407638), (1056, 370580), (1120, 349404), (1155, 338816), (1232, 317640), (1320, 296464), (1344, 291170), (1408, 277935), (1540, 254112), (1680, 232936), (1760, 222348), (1848, 211760), (1920, 203819), (2112, 185290), (2240, 174702), (2310, 169408), (2464, 158820), (2640, 148232), (2647, 147840), (2688, 145585), (3080, 127056), (3360, 116468), (3520, 111174), (3696, 105880), (4224, 92645), (4480, 87351), (4620, 84704), (4928, 79410), (5280, 74116), (5294, 73920), (6160, 63528), (6720, 58234), (7040, 55587), (7392, 52940), (7941, 49280), (9240, 42352), (9856, 39705), (10560, 37058), (10588, 36960), (12320, 31764), (13235, 29568), (13440, 29117), (14784, 26470), (15882, 24640), (18480, 21176), (18529, 21120)]