2808960

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1$

素因数の和:59

約数の個数: 256

約数和(自身を含む): 11750400

約数和(自身を除く): 8941440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 19, 20, 21, 22, 24, 28, 30, 32, 33, 35, 38, 40, 42, 44, 48, 55, 56, 57, 60, 64, 66, 70, 76, 77, 80, 84, 88, 95, 96, 105, 110, 112, 114, 120, 128, 132, 133, 140, 152, 154, 160, 165, 168, 176, 190, 192, 209, 210, 220, 224, 228, 231, 240, 264, 266, 280, 285, 304, 308, 320, 330, 336, 352, 380, 384, 385, 399, 418, 420, 440, 448, 456, 462, 480, 528, 532, 560, 570, 608, 616, 627, 640, 660, 665, 672, 704, 760, 770, 798, 836, 840, 880, 896, 912, 924, 960, 1045, 1056, 1064, 1120, 1140, 1155, 1216, 1232, 1254, 1320, 1330, 1344, 1408, 1463, 1520, 1540, 1596, 1672, 1680, 1760, 1824, 1848, 1920, 1995, 2090, 2112, 2128, 2240, 2280, 2310, 2432, 2464, 2508, 2640, 2660, 2688, 2926, 3040, 3080, 3135, 3192, 3344, 3360, 3520, 3648, 3696, 3990, 4180, 4224, 4256, 4389, 4480, 4560, 4620, 4928, 5016, 5280, 5320, 5852, 6080, 6160, 6270, 6384, 6688, 6720, 7040, 7296, 7315, 7392, 7980, 8360, 8512, 8778, 9120, 9240, 9856, 10032, 10560, 10640, 11704, 12160, 12320, 12540, 12768, 13376, 13440, 14630, 14784, 15960, 16720, 17024, 17556, 18240, 18480, 20064, 21120, 21280, 21945, 23408, 24640, 25080, 25536, 26752, 29260, 29568, 31920, 33440, 35112, 36480, 36960, 40128, 42560, 43890, 46816, 49280, 50160, 51072, 58520, 63840, 66880, 70224, 73920, 80256, 85120, 87780, 93632, 100320, 117040, 127680, 133760, 140448, 147840, 175560, 187264, 200640, 234080, 255360, 280896, 351120, 401280, 468160, 561792, 702240, 936320, 1404480, 2808960]

約数ペア:

[(1, 2808960), (2, 1404480), (3, 936320), (4, 702240), (5, 561792), (6, 468160), (7, 401280), (8, 351120), (10, 280896), (11, 255360), (12, 234080), (14, 200640), (15, 187264), (16, 175560), (19, 147840), (20, 140448), (21, 133760), (22, 127680), (24, 117040), (28, 100320), (30, 93632), (32, 87780), (33, 85120), (35, 80256), (38, 73920), (40, 70224), (42, 66880), (44, 63840), (48, 58520), (55, 51072), (56, 50160), (57, 49280), (60, 46816), (64, 43890), (66, 42560), (70, 40128), (76, 36960), (77, 36480), (80, 35112), (84, 33440), (88, 31920), (95, 29568), (96, 29260), (105, 26752), (110, 25536), (112, 25080), (114, 24640), (120, 23408), (128, 21945), (132, 21280), (133, 21120), (140, 20064), (152, 18480), (154, 18240), (160, 17556), (165, 17024), (168, 16720), (176, 15960), (190, 14784), (192, 14630), (209, 13440), (210, 13376), (220, 12768), (224, 12540), (228, 12320), (231, 12160), (240, 11704), (264, 10640), (266, 10560), (280, 10032), (285, 9856), (304, 9240), (308, 9120), (320, 8778), (330, 8512), (336, 8360), (352, 7980), (380, 7392), (384, 7315), (385, 7296), (399, 7040), (418, 6720), (420, 6688), (440, 6384), (448, 6270), (456, 6160), (462, 6080), (480, 5852), (528, 5320), (532, 5280), (560, 5016), (570, 4928), (608, 4620), (616, 4560), (627, 4480), (640, 4389), (660, 4256), (665, 4224), (672, 4180), (704, 3990), (760, 3696), (770, 3648), (798, 3520), (836, 3360), (840, 3344), (880, 3192), (896, 3135), (912, 3080), (924, 3040), (960, 2926), (1045, 2688), (1056, 2660), (1064, 2640), (1120, 2508), (1140, 2464), (1155, 2432), (1216, 2310), (1232, 2280), (1254, 2240), (1320, 2128), (1330, 2112), (1344, 2090), (1408, 1995), (1463, 1920), (1520, 1848), (1540, 1824), (1596, 1760), (1672, 1680)]