256763670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{233}}^1\times {\mathrm{337}}^1$

素因数の和:689

約数の個数: 64

約数和(自身を含む): 626408640

約数和(自身を除く): 369644970

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 109, 218, 233, 327, 337, 466, 545, 654, 674, 699, 1011, 1090, 1165, 1398, 1635, 1685, 2022, 2330, 3270, 3370, 3495, 5055, 6990, 10110, 25397, 36733, 50794, 73466, 76191, 78521, 110199, 126985, 152382, 157042, 183665, 220398, 235563, 253970, 367330, 380955, 392605, 471126, 550995, 761910, 785210, 1101990, 1177815, 2355630, 8558789, 17117578, 25676367, 42793945, 51352734, 85587890, 128381835, 256763670]

約数ペア:

[(1, 256763670), (2, 128381835), (3, 85587890), (5, 51352734), (6, 42793945), (10, 25676367), (15, 17117578), (30, 8558789), (109, 2355630), (218, 1177815), (233, 1101990), (327, 785210), (337, 761910), (466, 550995), (545, 471126), (654, 392605), (674, 380955), (699, 367330), (1011, 253970), (1090, 235563), (1165, 220398), (1398, 183665), (1635, 157042), (1685, 152382), (2022, 126985), (2330, 110199), (3270, 78521), (3370, 76191), (3495, 73466), (5055, 50794), (6990, 36733), (10110, 25397)]