2788891616

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{643}}^1$

素因数の和:761

約数の個数: 144

約数和(自身を含む): 6775848576

約数和(自身を除く): 3986956960

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 67, 68, 112, 119, 134, 136, 224, 238, 268, 272, 289, 469, 476, 536, 544, 578, 643, 938, 952, 1072, 1139, 1156, 1286, 1876, 1904, 2023, 2144, 2278, 2312, 2572, 3752, 3808, 4046, 4501, 4556, 4624, 5144, 7504, 7973, 8092, 9002, 9112, 9248, 10288, 10931, 15008, 15946, 16184, 18004, 18224, 19363, 20576, 21862, 31892, 32368, 36008, 36448, 38726, 43081, 43724, 63784, 64736, 72016, 76517, 77452, 86162, 87448, 127568, 135541, 144032, 153034, 154904, 172324, 174896, 185827, 255136, 271082, 301567, 306068, 309808, 344648, 349792, 371654, 542164, 603134, 612136, 619616, 689296, 732377, 743308, 1084328, 1206268, 1224272, 1300789, 1378592, 1464754, 1486616, 2168656, 2412536, 2448544, 2601578, 2929508, 2973232, 4337312, 4825072, 5126639, 5203156, 5859016, 5946464, 9650144, 10253278, 10406312, 11718032, 12450409, 20506556, 20812624, 23436064, 24900818, 41013112, 41625248, 49801636, 82026224, 87152863, 99603272, 164052448, 174305726, 199206544, 348611452, 398413088, 697222904, 1394445808, 2788891616]

約数ペア:

[(1, 2788891616), (2, 1394445808), (4, 697222904), (7, 398413088), (8, 348611452), (14, 199206544), (16, 174305726), (17, 164052448), (28, 99603272), (32, 87152863), (34, 82026224), (56, 49801636), (67, 41625248), (68, 41013112), (112, 24900818), (119, 23436064), (134, 20812624), (136, 20506556), (224, 12450409), (238, 11718032), (268, 10406312), (272, 10253278), (289, 9650144), (469, 5946464), (476, 5859016), (536, 5203156), (544, 5126639), (578, 4825072), (643, 4337312), (938, 2973232), (952, 2929508), (1072, 2601578), (1139, 2448544), (1156, 2412536), (1286, 2168656), (1876, 1486616), (1904, 1464754), (2023, 1378592), (2144, 1300789), (2278, 1224272), (2312, 1206268), (2572, 1084328), (3752, 743308), (3808, 732377), (4046, 689296), (4501, 619616), (4556, 612136), (4624, 603134), (5144, 542164), (7504, 371654), (7973, 349792), (8092, 344648), (9002, 309808), (9112, 306068), (9248, 301567), (10288, 271082), (10931, 255136), (15008, 185827), (15946, 174896), (16184, 172324), (18004, 154904), (18224, 153034), (19363, 144032), (20576, 135541), (21862, 127568), (31892, 87448), (32368, 86162), (36008, 77452), (36448, 76517), (38726, 72016), (43081, 64736), (43724, 63784)]