764296040

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{349}}^1\times {\mathrm{1033}}^1$

素因数の和:1446

約数の個数: 64

約数和(自身を含む): 1758834000

約数和(自身を除く): 994537960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 349, 424, 530, 698, 1033, 1060, 1396, 1745, 2066, 2120, 2792, 3490, 4132, 5165, 6980, 8264, 10330, 13960, 18497, 20660, 36994, 41320, 54749, 73988, 92485, 109498, 147976, 184970, 218996, 273745, 360517, 369940, 437992, 547490, 721034, 739880, 1094980, 1442068, 1802585, 2189960, 2884136, 3605170, 7210340, 14420680, 19107401, 38214802, 76429604, 95537005, 152859208, 191074010, 382148020, 764296040]

約数ペア:

[(1, 764296040), (2, 382148020), (4, 191074010), (5, 152859208), (8, 95537005), (10, 76429604), (20, 38214802), (40, 19107401), (53, 14420680), (106, 7210340), (212, 3605170), (265, 2884136), (349, 2189960), (424, 1802585), (530, 1442068), (698, 1094980), (1033, 739880), (1060, 721034), (1396, 547490), (1745, 437992), (2066, 369940), (2120, 360517), (2792, 273745), (3490, 218996), (4132, 184970), (5165, 147976), (6980, 109498), (8264, 92485), (10330, 73988), (13960, 54749), (18497, 41320), (20660, 36994)]