2978929520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{5801}}^1$

素因数の和:5959

約数の個数: 120

約数和(自身を含む): 8119690128

約数和(自身を除く): 5140760608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 131, 140, 196, 245, 262, 280, 392, 490, 524, 560, 655, 784, 917, 980, 1048, 1310, 1834, 1960, 2096, 2620, 3668, 3920, 4585, 5240, 5801, 6419, 7336, 9170, 10480, 11602, 12838, 14672, 18340, 23204, 25676, 29005, 32095, 36680, 40607, 46408, 51352, 58010, 64190, 73360, 81214, 92816, 102704, 116020, 128380, 162428, 203035, 232040, 256760, 284249, 324856, 406070, 464080, 513520, 568498, 649712, 759931, 812140, 1136996, 1421245, 1519862, 1624280, 2273992, 2842490, 3039724, 3248560, 3799655, 4547984, 5319517, 5684980, 6079448, 7599310, 10639034, 11369960, 12158896, 15198620, 21278068, 22739920, 26597585, 30397240, 37236619, 42556136, 53195170, 60794480, 74473238, 85112272, 106390340, 148946476, 186183095, 212780680, 297892952, 372366190, 425561360, 595785904, 744732380, 1489464760, 2978929520]

約数ペア:

[(1, 2978929520), (2, 1489464760), (4, 744732380), (5, 595785904), (7, 425561360), (8, 372366190), (10, 297892952), (14, 212780680), (16, 186183095), (20, 148946476), (28, 106390340), (35, 85112272), (40, 74473238), (49, 60794480), (56, 53195170), (70, 42556136), (80, 37236619), (98, 30397240), (112, 26597585), (131, 22739920), (140, 21278068), (196, 15198620), (245, 12158896), (262, 11369960), (280, 10639034), (392, 7599310), (490, 6079448), (524, 5684980), (560, 5319517), (655, 4547984), (784, 3799655), (917, 3248560), (980, 3039724), (1048, 2842490), (1310, 2273992), (1834, 1624280), (1960, 1519862), (2096, 1421245), (2620, 1136996), (3668, 812140), (3920, 759931), (4585, 649712), (5240, 568498), (5801, 513520), (6419, 464080), (7336, 406070), (9170, 324856), (10480, 284249), (11602, 256760), (12838, 232040), (14672, 203035), (18340, 162428), (23204, 128380), (25676, 116020), (29005, 102704), (32095, 92816), (36680, 81214), (40607, 73360), (46408, 64190), (51352, 58010)]