21655394160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{349}}^1\times {\mathrm{1129}}^1$

素因数の和:1723

約数の個数: 160

約数和(自身を含む): 67677960000

約数和(自身を除く): 46022565840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 229, 240, 349, 458, 687, 698, 916, 1047, 1129, 1145, 1374, 1396, 1745, 1832, 2094, 2258, 2290, 2748, 2792, 3387, 3435, 3490, 3664, 4188, 4516, 4580, 5235, 5496, 5584, 5645, 6774, 6870, 6980, 8376, 9032, 9160, 10470, 10992, 11290, 13548, 13740, 13960, 16752, 16935, 18064, 18320, 20940, 22580, 27096, 27480, 27920, 33870, 41880, 45160, 54192, 54960, 67740, 79921, 83760, 90320, 135480, 159842, 239763, 258541, 270960, 319684, 394021, 399605, 479526, 517082, 639368, 775623, 788042, 799210, 959052, 1034164, 1182063, 1198815, 1278736, 1292705, 1551246, 1576084, 1598420, 1918104, 1970105, 2068328, 2364126, 2397630, 2585410, 3102492, 3152168, 3196840, 3836208, 3878115, 3940210, 4136656, 4728252, 4795260, 5170820, 5910315, 6204984, 6304336, 6393680, 7756230, 7880420, 9456504, 9590520, 10341640, 11820630, 12409968, 15512460, 15760840, 18913008, 19181040, 20683280, 23641260, 31024920, 31521680, 47282520, 62049840, 90230809, 94565040, 180461618, 270692427, 360923236, 451154045, 541384854, 721846472, 902308090, 1082769708, 1353462135, 1443692944, 1804616180, 2165539416, 2706924270, 3609232360, 4331078832, 5413848540, 7218464720, 10827697080, 21655394160]

約数ペア:

[(1, 21655394160), (2, 10827697080), (3, 7218464720), (4, 5413848540), (5, 4331078832), (6, 3609232360), (8, 2706924270), (10, 2165539416), (12, 1804616180), (15, 1443692944), (16, 1353462135), (20, 1082769708), (24, 902308090), (30, 721846472), (40, 541384854), (48, 451154045), (60, 360923236), (80, 270692427), (120, 180461618), (229, 94565040), (240, 90230809), (349, 62049840), (458, 47282520), (687, 31521680), (698, 31024920), (916, 23641260), (1047, 20683280), (1129, 19181040), (1145, 18913008), (1374, 15760840), (1396, 15512460), (1745, 12409968), (1832, 11820630), (2094, 10341640), (2258, 9590520), (2290, 9456504), (2748, 7880420), (2792, 7756230), (3387, 6393680), (3435, 6304336), (3490, 6204984), (3664, 5910315), (4188, 5170820), (4516, 4795260), (4580, 4728252), (5235, 4136656), (5496, 3940210), (5584, 3878115), (5645, 3836208), (6774, 3196840), (6870, 3152168), (6980, 3102492), (8376, 2585410), (9032, 2397630), (9160, 2364126), (10470, 2068328), (10992, 1970105), (11290, 1918104), (13548, 1598420), (13740, 1576084), (13960, 1551246), (16752, 1292705), (16935, 1278736), (18064, 1198815), (18320, 1182063), (20940, 1034164), (22580, 959052), (27096, 799210), (27480, 788042), (27920, 775623), (33870, 639368), (41880, 517082), (45160, 479526), (54192, 399605), (54960, 394021), (67740, 319684), (79921, 270960), (83760, 258541), (90320, 239763), (135480, 159842)]