405399888

素因数分解:

$2^4\times 3^2\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{317}}^1$

素因数の和:521

約数の個数: 120

約数和(自身を含む): 1162613088

約数和(自身を除く): 757213200

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 83, 107, 144, 166, 214, 249, 317, 321, 332, 428, 498, 634, 642, 664, 747, 856, 951, 963, 996, 1268, 1284, 1328, 1494, 1712, 1902, 1926, 1992, 2536, 2568, 2853, 2988, 3804, 3852, 3984, 5072, 5136, 5706, 5976, 7608, 7704, 8881, 11412, 11952, 15216, 15408, 17762, 22824, 26311, 26643, 33919, 35524, 45648, 52622, 53286, 67838, 71048, 78933, 79929, 101757, 105244, 106572, 135676, 142096, 157866, 159858, 203514, 210488, 213144, 236799, 271352, 305271, 315732, 319716, 407028, 420976, 426288, 473598, 542704, 610542, 631464, 639432, 814056, 947196, 1221084, 1262928, 1278864, 1628112, 1894392, 2442168, 2815277, 3788784, 4884336, 5630554, 8445831, 11261108, 16891662, 22522216, 25337493, 33783324, 45044432, 50674986, 67566648, 101349972, 135133296, 202699944, 405399888]

約数ペア:

[(1, 405399888), (2, 202699944), (3, 135133296), (4, 101349972), (6, 67566648), (8, 50674986), (9, 45044432), (12, 33783324), (16, 25337493), (18, 22522216), (24, 16891662), (36, 11261108), (48, 8445831), (72, 5630554), (83, 4884336), (107, 3788784), (144, 2815277), (166, 2442168), (214, 1894392), (249, 1628112), (317, 1278864), (321, 1262928), (332, 1221084), (428, 947196), (498, 814056), (634, 639432), (642, 631464), (664, 610542), (747, 542704), (856, 473598), (951, 426288), (963, 420976), (996, 407028), (1268, 319716), (1284, 315732), (1328, 305271), (1494, 271352), (1712, 236799), (1902, 213144), (1926, 210488), (1992, 203514), (2536, 159858), (2568, 157866), (2853, 142096), (2988, 135676), (3804, 106572), (3852, 105244), (3984, 101757), (5072, 79929), (5136, 78933), (5706, 71048), (5976, 67838), (7608, 53286), (7704, 52622), (8881, 45648), (11412, 35524), (11952, 33919), (15216, 26643), (15408, 26311), (17762, 22824)]