80755920

素因数分解:

$2^4\times 3^3\times 5^1\times 7^3\times {\mathrm{109}}^1$

素因数の和:152

約数の個数: 320

約数和(自身を含む): 327360000

約数和(自身を除く): 246604080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 108, 109, 112, 120, 126, 135, 140, 144, 147, 168, 180, 189, 196, 210, 216, 218, 240, 245, 252, 270, 280, 294, 315, 327, 336, 343, 360, 378, 392, 420, 432, 436, 441, 490, 504, 540, 545, 560, 588, 630, 654, 686, 720, 735, 756, 763, 784, 840, 872, 882, 945, 980, 981, 1008, 1029, 1080, 1090, 1176, 1260, 1308, 1323, 1372, 1470, 1512, 1526, 1635, 1680, 1715, 1744, 1764, 1890, 1960, 1962, 2058, 2160, 2180, 2205, 2289, 2352, 2520, 2616, 2646, 2744, 2940, 2943, 3024, 3052, 3087, 3270, 3430, 3528, 3780, 3815, 3920, 3924, 4116, 4360, 4410, 4578, 4905, 5040, 5145, 5232, 5292, 5341, 5488, 5880, 5886, 6104, 6174, 6540, 6615, 6860, 6867, 7056, 7560, 7630, 7848, 8232, 8720, 8820, 9156, 9261, 9810, 10290, 10584, 10682, 11445, 11760, 11772, 12208, 12348, 13080, 13230, 13720, 13734, 14715, 15120, 15260, 15435, 15696, 16023, 16464, 17640, 18312, 18522, 19620, 20580, 20601, 21168, 21364, 22890, 23544, 24696, 26160, 26460, 26705, 27440, 27468, 29430, 30520, 30870, 32046, 34335, 35280, 36624, 37044, 37387, 39240, 41160, 41202, 42728, 45780, 46305, 47088, 48069, 49392, 52920, 53410, 54936, 58860, 61040, 61740, 64092, 68670, 74088, 74774, 78480, 80115, 82320, 82404, 85456, 91560, 92610, 96138, 103005, 105840, 106820, 109872, 112161, 117720, 123480, 128184, 137340, 144207, 148176, 149548, 160230, 164808, 183120, 185220, 186935, 192276, 206010, 213640, 224322, 235440, 240345, 246960, 256368, 274680, 288414, 299096, 320460, 329616, 336483, 370440, 373870, 384552, 412020, 427280, 448644, 480690, 549360, 560805, 576828, 598192, 640920, 672966, 721035, 740880, 747740, 769104, 824040, 897288, 961380, 1009449, 1121610, 1153656, 1281840, 1345932, 1442070, 1495480, 1648080, 1682415, 1794576, 1922760, 2018898, 2243220, 2307312, 2691864, 2884140, 2990960, 3364830, 3845520, 4037796, 4486440, 5047245, 5383728, 5768280, 6729660, 8075592, 8972880, 10094490, 11536560, 13459320, 16151184, 20188980, 26918640, 40377960, 80755920]

約数ペア:

[(1, 80755920), (2, 40377960), (3, 26918640), (4, 20188980), (5, 16151184), (6, 13459320), (7, 11536560), (8, 10094490), (9, 8972880), (10, 8075592), (12, 6729660), (14, 5768280), (15, 5383728), (16, 5047245), (18, 4486440), (20, 4037796), (21, 3845520), (24, 3364830), (27, 2990960), (28, 2884140), (30, 2691864), (35, 2307312), (36, 2243220), (40, 2018898), (42, 1922760), (45, 1794576), (48, 1682415), (49, 1648080), (54, 1495480), (56, 1442070), (60, 1345932), (63, 1281840), (70, 1153656), (72, 1121610), (80, 1009449), (84, 961380), (90, 897288), (98, 824040), (105, 769104), (108, 747740), (109, 740880), (112, 721035), (120, 672966), (126, 640920), (135, 598192), (140, 576828), (144, 560805), (147, 549360), (168, 480690), (180, 448644), (189, 427280), (196, 412020), (210, 384552), (216, 373870), (218, 370440), (240, 336483), (245, 329616), (252, 320460), (270, 299096), (280, 288414), (294, 274680), (315, 256368), (327, 246960), (336, 240345), (343, 235440), (360, 224322), (378, 213640), (392, 206010), (420, 192276), (432, 186935), (436, 185220), (441, 183120), (490, 164808), (504, 160230), (540, 149548), (545, 148176), (560, 144207), (588, 137340), (630, 128184), (654, 123480), (686, 117720), (720, 112161), (735, 109872), (756, 106820), (763, 105840), (784, 103005), (840, 96138), (872, 92610), (882, 91560), (945, 85456), (980, 82404), (981, 82320), (1008, 80115), (1029, 78480), (1080, 74774), (1090, 74088), (1176, 68670), (1260, 64092), (1308, 61740), (1323, 61040), (1372, 58860), (1470, 54936), (1512, 53410), (1526, 52920), (1635, 49392), (1680, 48069), (1715, 47088), (1744, 46305), (1764, 45780), (1890, 42728), (1960, 41202), (1962, 41160), (2058, 39240), (2160, 37387), (2180, 37044), (2205, 36624), (2289, 35280), (2352, 34335), (2520, 32046), (2616, 30870), (2646, 30520), (2744, 29430), (2940, 27468), (2943, 27440), (3024, 26705), (3052, 26460), (3087, 26160), (3270, 24696), (3430, 23544), (3528, 22890), (3780, 21364), (3815, 21168), (3920, 20601), (3924, 20580), (4116, 19620), (4360, 18522), (4410, 18312), (4578, 17640), (4905, 16464), (5040, 16023), (5145, 15696), (5232, 15435), (5292, 15260), (5341, 15120), (5488, 14715), (5880, 13734), (5886, 13720), (6104, 13230), (6174, 13080), (6540, 12348), (6615, 12208), (6860, 11772), (6867, 11760), (7056, 11445), (7560, 10682), (7630, 10584), (7848, 10290), (8232, 9810), (8720, 9261), (8820, 9156)]