256298976

素因数分解:

$2^5\times 3^2\times {\mathrm{281}}^1\times {\mathrm{3167}}^1$

素因数の和:3464

約数の個数: 72

約数和(自身を含む): 731674944

約数和(自身を除く): 475375968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 281, 288, 562, 843, 1124, 1686, 2248, 2529, 3167, 3372, 4496, 5058, 6334, 6744, 8992, 9501, 10116, 12668, 13488, 19002, 20232, 25336, 26976, 28503, 38004, 40464, 50672, 57006, 76008, 80928, 101344, 114012, 152016, 228024, 304032, 456048, 889927, 912096, 1779854, 2669781, 3559708, 5339562, 7119416, 8009343, 10679124, 14238832, 16018686, 21358248, 28477664, 32037372, 42716496, 64074744, 85432992, 128149488, 256298976]

約数ペア:

[(1, 256298976), (2, 128149488), (3, 85432992), (4, 64074744), (6, 42716496), (8, 32037372), (9, 28477664), (12, 21358248), (16, 16018686), (18, 14238832), (24, 10679124), (32, 8009343), (36, 7119416), (48, 5339562), (72, 3559708), (96, 2669781), (144, 1779854), (281, 912096), (288, 889927), (562, 456048), (843, 304032), (1124, 228024), (1686, 152016), (2248, 114012), (2529, 101344), (3167, 80928), (3372, 76008), (4496, 57006), (5058, 50672), (6334, 40464), (6744, 38004), (8992, 28503), (9501, 26976), (10116, 25336), (12668, 20232), (13488, 19002)]