1289294040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{193}}^1\times {\mathrm{311}}^1$

素因数の和:697

約数の個数: 128

約数和(自身を含む): 3922214400

約数和(自身を除く): 2632920360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 179, 193, 311, 358, 386, 537, 579, 622, 716, 772, 895, 933, 965, 1074, 1158, 1244, 1432, 1544, 1555, 1790, 1866, 1930, 2148, 2316, 2488, 2685, 2895, 3110, 3580, 3732, 3860, 4296, 4632, 4665, 5370, 5790, 6220, 7160, 7464, 7720, 9330, 10740, 11580, 12440, 18660, 21480, 23160, 34547, 37320, 55669, 60023, 69094, 103641, 111338, 120046, 138188, 167007, 172735, 180069, 207282, 222676, 240092, 276376, 278345, 300115, 334014, 345470, 360138, 414564, 445352, 480184, 518205, 556690, 600230, 668028, 690940, 720276, 829128, 835035, 900345, 1036410, 1113380, 1200460, 1336056, 1381880, 1440552, 1670070, 1800690, 2072820, 2226760, 2400920, 3340140, 3601380, 4145640, 6680280, 7202760, 10744117, 21488234, 32232351, 42976468, 53720585, 64464702, 85952936, 107441170, 128929404, 161161755, 214882340, 257858808, 322323510, 429764680, 644647020, 1289294040]

約数ペア:

[(1, 1289294040), (2, 644647020), (3, 429764680), (4, 322323510), (5, 257858808), (6, 214882340), (8, 161161755), (10, 128929404), (12, 107441170), (15, 85952936), (20, 64464702), (24, 53720585), (30, 42976468), (40, 32232351), (60, 21488234), (120, 10744117), (179, 7202760), (193, 6680280), (311, 4145640), (358, 3601380), (386, 3340140), (537, 2400920), (579, 2226760), (622, 2072820), (716, 1800690), (772, 1670070), (895, 1440552), (933, 1381880), (965, 1336056), (1074, 1200460), (1158, 1113380), (1244, 1036410), (1432, 900345), (1544, 835035), (1555, 829128), (1790, 720276), (1866, 690940), (1930, 668028), (2148, 600230), (2316, 556690), (2488, 518205), (2685, 480184), (2895, 445352), (3110, 414564), (3580, 360138), (3732, 345470), (3860, 334014), (4296, 300115), (4632, 278345), (4665, 276376), (5370, 240092), (5790, 222676), (6220, 207282), (7160, 180069), (7464, 172735), (7720, 167007), (9330, 138188), (10740, 120046), (11580, 111338), (12440, 103641), (18660, 69094), (21480, 60023), (23160, 55669), (34547, 37320)]