420898842

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:375

約数の個数: 192

約数和(自身を含む): 1205428224

約数和(自身を除く): 784529382

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 31, 39, 42, 54, 62, 63, 78, 81, 91, 93, 117, 126, 162, 182, 186, 189, 217, 234, 243, 273, 279, 307, 351, 378, 403, 434, 486, 546, 558, 567, 614, 651, 702, 806, 819, 837, 921, 1053, 1134, 1209, 1302, 1638, 1674, 1701, 1842, 1953, 2106, 2149, 2418, 2457, 2511, 2763, 2821, 3159, 3402, 3627, 3906, 3991, 4298, 4914, 5022, 5526, 5642, 5859, 6318, 6447, 7254, 7371, 7533, 7982, 8289, 8463, 9517, 10881, 11718, 11973, 12894, 14742, 15066, 16578, 16926, 17577, 19034, 19341, 21762, 22113, 23946, 24867, 25389, 27937, 28551, 32643, 35154, 35919, 38682, 44226, 49734, 50778, 52731, 55874, 57102, 58023, 65286, 66619, 71838, 74601, 76167, 83811, 85653, 97929, 105462, 107757, 116046, 123721, 133238, 149202, 152334, 167622, 171306, 174069, 195858, 199857, 215514, 228501, 247442, 251433, 256959, 323271, 348138, 371163, 399714, 457002, 502866, 513918, 522207, 599571, 646542, 685503, 742326, 754299, 770877, 866047, 969813, 1044414, 1113489, 1199142, 1371006, 1508598, 1541754, 1732094, 1798713, 1939626, 2226978, 2262897, 2312631, 2598141, 3340467, 3597426, 4525794, 4625262, 5196282, 5396139, 6680934, 6788691, 7794423, 10021401, 10792278, 13577382, 15588846, 16188417, 20042802, 23383269, 30064203, 32376834, 46766538, 60128406, 70149807, 140299614, 210449421, 420898842]

約数ペア:

[(1, 420898842), (2, 210449421), (3, 140299614), (6, 70149807), (7, 60128406), (9, 46766538), (13, 32376834), (14, 30064203), (18, 23383269), (21, 20042802), (26, 16188417), (27, 15588846), (31, 13577382), (39, 10792278), (42, 10021401), (54, 7794423), (62, 6788691), (63, 6680934), (78, 5396139), (81, 5196282), (91, 4625262), (93, 4525794), (117, 3597426), (126, 3340467), (162, 2598141), (182, 2312631), (186, 2262897), (189, 2226978), (217, 1939626), (234, 1798713), (243, 1732094), (273, 1541754), (279, 1508598), (307, 1371006), (351, 1199142), (378, 1113489), (403, 1044414), (434, 969813), (486, 866047), (546, 770877), (558, 754299), (567, 742326), (614, 685503), (651, 646542), (702, 599571), (806, 522207), (819, 513918), (837, 502866), (921, 457002), (1053, 399714), (1134, 371163), (1209, 348138), (1302, 323271), (1638, 256959), (1674, 251433), (1701, 247442), (1842, 228501), (1953, 215514), (2106, 199857), (2149, 195858), (2418, 174069), (2457, 171306), (2511, 167622), (2763, 152334), (2821, 149202), (3159, 133238), (3402, 123721), (3627, 116046), (3906, 107757), (3991, 105462), (4298, 97929), (4914, 85653), (5022, 83811), (5526, 76167), (5642, 74601), (5859, 71838), (6318, 66619), (6447, 65286), (7254, 58023), (7371, 57102), (7533, 55874), (7982, 52731), (8289, 50778), (8463, 49734), (9517, 44226), (10881, 38682), (11718, 35919), (11973, 35154), (12894, 32643), (14742, 28551), (15066, 27937), (16578, 25389), (16926, 24867), (17577, 23946), (19034, 22113), (19341, 21762)]