206856300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{719}}^1$

素因数の和:880

約数の個数: 144

約数和(自身を含む): 689955840

約数和(自身を除く): 483099540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 137, 140, 150, 175, 210, 274, 300, 350, 411, 420, 525, 548, 685, 700, 719, 822, 959, 1050, 1370, 1438, 1644, 1918, 2055, 2100, 2157, 2740, 2876, 2877, 3425, 3595, 3836, 4110, 4314, 4795, 5033, 5754, 6850, 7190, 8220, 8628, 9590, 10066, 10275, 10785, 11508, 13700, 14380, 14385, 15099, 17975, 19180, 20132, 20550, 21570, 23975, 25165, 28770, 30198, 35950, 41100, 43140, 47950, 50330, 53925, 57540, 60396, 71900, 71925, 75495, 95900, 98503, 100660, 107850, 125825, 143850, 150990, 197006, 215700, 251650, 287700, 295509, 301980, 377475, 394012, 492515, 503300, 591018, 689521, 754950, 985030, 1182036, 1379042, 1477545, 1509900, 1970060, 2068563, 2462575, 2758084, 2955090, 3447605, 4137126, 4925150, 5910180, 6895210, 7387725, 8274252, 9850300, 10342815, 13790420, 14775450, 17238025, 20685630, 29550900, 34476050, 41371260, 51714075, 68952100, 103428150, 206856300]

約数ペア:

[(1, 206856300), (2, 103428150), (3, 68952100), (4, 51714075), (5, 41371260), (6, 34476050), (7, 29550900), (10, 20685630), (12, 17238025), (14, 14775450), (15, 13790420), (20, 10342815), (21, 9850300), (25, 8274252), (28, 7387725), (30, 6895210), (35, 5910180), (42, 4925150), (50, 4137126), (60, 3447605), (70, 2955090), (75, 2758084), (84, 2462575), (100, 2068563), (105, 1970060), (137, 1509900), (140, 1477545), (150, 1379042), (175, 1182036), (210, 985030), (274, 754950), (300, 689521), (350, 591018), (411, 503300), (420, 492515), (525, 394012), (548, 377475), (685, 301980), (700, 295509), (719, 287700), (822, 251650), (959, 215700), (1050, 197006), (1370, 150990), (1438, 143850), (1644, 125825), (1918, 107850), (2055, 100660), (2100, 98503), (2157, 95900), (2740, 75495), (2876, 71925), (2877, 71900), (3425, 60396), (3595, 57540), (3836, 53925), (4110, 50330), (4314, 47950), (4795, 43140), (5033, 41100), (5754, 35950), (6850, 30198), (7190, 28770), (8220, 25165), (8628, 23975), (9590, 21570), (10066, 20550), (10275, 20132), (10785, 19180), (11508, 17975), (13700, 15099), (14380, 14385)]