320862080

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{383}}^1$

素因数の和:437

約数の個数: 256

約数和(自身を含む): 1015234560

約数和(自身を除く): 694372480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 17, 20, 22, 28, 32, 34, 35, 40, 44, 55, 56, 64, 68, 70, 77, 80, 85, 88, 110, 112, 119, 128, 136, 140, 154, 160, 170, 176, 187, 220, 224, 238, 272, 280, 308, 320, 340, 352, 374, 383, 385, 440, 448, 476, 544, 560, 595, 616, 640, 680, 704, 748, 766, 770, 880, 896, 935, 952, 1088, 1120, 1190, 1232, 1309, 1360, 1408, 1496, 1532, 1540, 1760, 1870, 1904, 1915, 2176, 2240, 2380, 2464, 2618, 2681, 2720, 2992, 3064, 3080, 3520, 3740, 3808, 3830, 4213, 4480, 4760, 4928, 5236, 5362, 5440, 5984, 6128, 6160, 6511, 6545, 7040, 7480, 7616, 7660, 8426, 9520, 9856, 10472, 10724, 10880, 11968, 12256, 12320, 13022, 13090, 13405, 14960, 15232, 15320, 16852, 19040, 20944, 21065, 21448, 23936, 24512, 24640, 26044, 26180, 26810, 29491, 29920, 30640, 32555, 33704, 38080, 41888, 42130, 42896, 45577, 49024, 49280, 52088, 52360, 53620, 58982, 59840, 61280, 65110, 67408, 71621, 76160, 83776, 84260, 85792, 91154, 104176, 104720, 107240, 117964, 119680, 122560, 130220, 134816, 143242, 147455, 167552, 168520, 171584, 182308, 208352, 209440, 214480, 227885, 235928, 245120, 260440, 269632, 286484, 294910, 337040, 343168, 358105, 364616, 416704, 418880, 428960, 455770, 471856, 501347, 520880, 539264, 572968, 589820, 674080, 716210, 729232, 833408, 837760, 857920, 911540, 943712, 1002694, 1041760, 1145936, 1179640, 1348160, 1432420, 1458464, 1715840, 1823080, 1887424, 2005388, 2083520, 2291872, 2359280, 2506735, 2696320, 2864840, 2916928, 3646160, 3774848, 4010776, 4167040, 4583744, 4718560, 5013470, 5729680, 5833856, 7292320, 8021552, 9167488, 9437120, 10026940, 11459360, 14584640, 16043104, 18874240, 20053880, 22918720, 29169280, 32086208, 40107760, 45837440, 64172416, 80215520, 160431040, 320862080]

約数ペア:

[(1, 320862080), (2, 160431040), (4, 80215520), (5, 64172416), (7, 45837440), (8, 40107760), (10, 32086208), (11, 29169280), (14, 22918720), (16, 20053880), (17, 18874240), (20, 16043104), (22, 14584640), (28, 11459360), (32, 10026940), (34, 9437120), (35, 9167488), (40, 8021552), (44, 7292320), (55, 5833856), (56, 5729680), (64, 5013470), (68, 4718560), (70, 4583744), (77, 4167040), (80, 4010776), (85, 3774848), (88, 3646160), (110, 2916928), (112, 2864840), (119, 2696320), (128, 2506735), (136, 2359280), (140, 2291872), (154, 2083520), (160, 2005388), (170, 1887424), (176, 1823080), (187, 1715840), (220, 1458464), (224, 1432420), (238, 1348160), (272, 1179640), (280, 1145936), (308, 1041760), (320, 1002694), (340, 943712), (352, 911540), (374, 857920), (383, 837760), (385, 833408), (440, 729232), (448, 716210), (476, 674080), (544, 589820), (560, 572968), (595, 539264), (616, 520880), (640, 501347), (680, 471856), (704, 455770), (748, 428960), (766, 418880), (770, 416704), (880, 364616), (896, 358105), (935, 343168), (952, 337040), (1088, 294910), (1120, 286484), (1190, 269632), (1232, 260440), (1309, 245120), (1360, 235928), (1408, 227885), (1496, 214480), (1532, 209440), (1540, 208352), (1760, 182308), (1870, 171584), (1904, 168520), (1915, 167552), (2176, 147455), (2240, 143242), (2380, 134816), (2464, 130220), (2618, 122560), (2681, 119680), (2720, 117964), (2992, 107240), (3064, 104720), (3080, 104176), (3520, 91154), (3740, 85792), (3808, 84260), (3830, 83776), (4213, 76160), (4480, 71621), (4760, 67408), (4928, 65110), (5236, 61280), (5362, 59840), (5440, 58982), (5984, 53620), (6128, 52360), (6160, 52088), (6511, 49280), (6545, 49024), (7040, 45577), (7480, 42896), (7616, 42130), (7660, 41888), (8426, 38080), (9520, 33704), (9856, 32555), (10472, 30640), (10724, 29920), (10880, 29491), (11968, 26810), (12256, 26180), (12320, 26044), (13022, 24640), (13090, 24512), (13405, 23936), (14960, 21448), (15232, 21065), (15320, 20944), (16852, 19040)]