260799616

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{563}}^1$

素因数の和:642

約数の個数: 128

約数和(自身を含む): 662722560

約数和(自身を除く): 401922944

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 47, 56, 64, 77, 88, 94, 112, 128, 154, 176, 188, 224, 308, 329, 352, 376, 448, 517, 563, 616, 658, 704, 752, 896, 1034, 1126, 1232, 1316, 1408, 1504, 2068, 2252, 2464, 2632, 3008, 3619, 3941, 4136, 4504, 4928, 5264, 6016, 6193, 7238, 7882, 8272, 9008, 9856, 10528, 12386, 14476, 15764, 16544, 18016, 21056, 24772, 26461, 28952, 31528, 33088, 36032, 42112, 43351, 49544, 52922, 57904, 63056, 66176, 72064, 86702, 99088, 105844, 115808, 126112, 173404, 185227, 198176, 211688, 231616, 252224, 291071, 346808, 370454, 396352, 423376, 463232, 504448, 582142, 693616, 740908, 792704, 846752, 1164284, 1387232, 1481816, 1693504, 2037497, 2328568, 2774464, 2963632, 3387008, 4074994, 4657136, 5548928, 5927264, 8149988, 9314272, 11854528, 16299976, 18628544, 23709056, 32599952, 37257088, 65199904, 130399808, 260799616]

約数ペア:

[(1, 260799616), (2, 130399808), (4, 65199904), (7, 37257088), (8, 32599952), (11, 23709056), (14, 18628544), (16, 16299976), (22, 11854528), (28, 9314272), (32, 8149988), (44, 5927264), (47, 5548928), (56, 4657136), (64, 4074994), (77, 3387008), (88, 2963632), (94, 2774464), (112, 2328568), (128, 2037497), (154, 1693504), (176, 1481816), (188, 1387232), (224, 1164284), (308, 846752), (329, 792704), (352, 740908), (376, 693616), (448, 582142), (517, 504448), (563, 463232), (616, 423376), (658, 396352), (704, 370454), (752, 346808), (896, 291071), (1034, 252224), (1126, 231616), (1232, 211688), (1316, 198176), (1408, 185227), (1504, 173404), (2068, 126112), (2252, 115808), (2464, 105844), (2632, 99088), (3008, 86702), (3619, 72064), (3941, 66176), (4136, 63056), (4504, 57904), (4928, 52922), (5264, 49544), (6016, 43351), (6193, 42112), (7238, 36032), (7882, 33088), (8272, 31528), (9008, 28952), (9856, 26461), (10528, 24772), (12386, 21056), (14476, 18016), (15764, 16544)]