426529840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{317}}^1$

素因数の和:491

約数の個数: 120

約数和(自身を含む): 1101335760

約数和(自身を除く): 674805920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 139, 176, 220, 242, 278, 317, 440, 484, 556, 605, 634, 695, 880, 968, 1112, 1210, 1268, 1390, 1529, 1585, 1936, 2224, 2420, 2536, 2780, 3058, 3170, 3487, 4840, 5072, 5560, 6116, 6340, 6974, 7645, 9680, 11120, 12232, 12680, 13948, 15290, 16819, 17435, 24464, 25360, 27896, 30580, 33638, 34870, 38357, 44063, 55792, 61160, 67276, 69740, 76714, 84095, 88126, 122320, 134552, 139480, 153428, 168190, 176252, 191785, 220315, 269104, 278960, 306856, 336380, 352504, 383570, 440630, 484693, 613712, 672760, 705008, 767140, 881260, 969386, 1345520, 1534280, 1762520, 1938772, 2423465, 3068560, 3525040, 3877544, 4846930, 5331623, 7755088, 9693860, 10663246, 19387720, 21326492, 26658115, 38775440, 42652984, 53316230, 85305968, 106632460, 213264920, 426529840]

約数ペア:

[(1, 426529840), (2, 213264920), (4, 106632460), (5, 85305968), (8, 53316230), (10, 42652984), (11, 38775440), (16, 26658115), (20, 21326492), (22, 19387720), (40, 10663246), (44, 9693860), (55, 7755088), (80, 5331623), (88, 4846930), (110, 3877544), (121, 3525040), (139, 3068560), (176, 2423465), (220, 1938772), (242, 1762520), (278, 1534280), (317, 1345520), (440, 969386), (484, 881260), (556, 767140), (605, 705008), (634, 672760), (695, 613712), (880, 484693), (968, 440630), (1112, 383570), (1210, 352504), (1268, 336380), (1390, 306856), (1529, 278960), (1585, 269104), (1936, 220315), (2224, 191785), (2420, 176252), (2536, 168190), (2780, 153428), (3058, 139480), (3170, 134552), (3487, 122320), (4840, 88126), (5072, 84095), (5560, 76714), (6116, 69740), (6340, 67276), (6974, 61160), (7645, 55792), (9680, 44063), (11120, 38357), (12232, 34870), (12680, 33638), (13948, 30580), (15290, 27896), (16819, 25360), (17435, 24464)]