81473297724

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{881}}^1\times {\mathrm{28229}}^1$

素因数の和:29140

約数の個数: 144

約数和(自身を含む): 253769181120

約数和(自身を除く): 172295883396

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 881, 1092, 1638, 1762, 2643, 3276, 3524, 5286, 6167, 7929, 10572, 11453, 12334, 15858, 18501, 22906, 24668, 28229, 31716, 34359, 37002, 45812, 55503, 56458, 68718, 74004, 80171, 84687, 103077, 111006, 112916, 137436, 160342, 169374, 197603, 206154, 222012, 240513, 254061, 320684, 338748, 366977, 395206, 412308, 481026, 508122, 592809, 721539, 733954, 790412, 962052, 1016244, 1100931, 1185618, 1443078, 1467908, 1778427, 2201862, 2371236, 2568839, 2886156, 3302793, 3556854, 4403724, 5137678, 6605586, 7113708, 7706517, 10275356, 13211172, 15413034, 23119551, 24869749, 30826068, 46239102, 49739498, 74609247, 92478204, 99478996, 149218494, 174088243, 223827741, 298436988, 323306737, 348176486, 447655482, 522264729, 646613474, 696352972, 895310964, 969920211, 1044529458, 1293226948, 1566794187, 1939840422, 2089058916, 2263147159, 2909760633, 3133588374, 3879680844, 4526294318, 5819521266, 6267176748, 6789441477, 9052588636, 11639042532, 13578882954, 20368324431, 27157765908, 40736648862, 81473297724]

約数ペア:

[(1, 81473297724), (2, 40736648862), (3, 27157765908), (4, 20368324431), (6, 13578882954), (7, 11639042532), (9, 9052588636), (12, 6789441477), (13, 6267176748), (14, 5819521266), (18, 4526294318), (21, 3879680844), (26, 3133588374), (28, 2909760633), (36, 2263147159), (39, 2089058916), (42, 1939840422), (52, 1566794187), (63, 1293226948), (78, 1044529458), (84, 969920211), (91, 895310964), (117, 696352972), (126, 646613474), (156, 522264729), (182, 447655482), (234, 348176486), (252, 323306737), (273, 298436988), (364, 223827741), (468, 174088243), (546, 149218494), (819, 99478996), (881, 92478204), (1092, 74609247), (1638, 49739498), (1762, 46239102), (2643, 30826068), (3276, 24869749), (3524, 23119551), (5286, 15413034), (6167, 13211172), (7929, 10275356), (10572, 7706517), (11453, 7113708), (12334, 6605586), (15858, 5137678), (18501, 4403724), (22906, 3556854), (24668, 3302793), (28229, 2886156), (31716, 2568839), (34359, 2371236), (37002, 2201862), (45812, 1778427), (55503, 1467908), (56458, 1443078), (68718, 1185618), (74004, 1100931), (80171, 1016244), (84687, 962052), (103077, 790412), (111006, 733954), (112916, 721539), (137436, 592809), (160342, 508122), (169374, 481026), (197603, 412308), (206154, 395206), (222012, 366977), (240513, 338748), (254061, 320684)]