1279548720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{15727}}^1$

素因数の和:15859

約数の個数: 120

約数和(自身を含む): 4335454656

約数和(自身を除く): 3055905936

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 113, 120, 144, 180, 226, 240, 339, 360, 452, 565, 678, 720, 904, 1017, 1130, 1356, 1695, 1808, 2034, 2260, 2712, 3390, 4068, 4520, 5085, 5424, 6780, 8136, 9040, 10170, 13560, 15727, 16272, 20340, 27120, 31454, 40680, 47181, 62908, 78635, 81360, 94362, 125816, 141543, 157270, 188724, 235905, 251632, 283086, 314540, 377448, 471810, 566172, 629080, 707715, 754896, 943620, 1132344, 1258160, 1415430, 1777151, 1887240, 2264688, 2830860, 3554302, 3774480, 5331453, 5661720, 7108604, 8885755, 10662906, 11323440, 14217208, 15994359, 17771510, 21325812, 26657265, 28434416, 31988718, 35543020, 42651624, 53314530, 63977436, 71086040, 79971795, 85303248, 106629060, 127954872, 142172080, 159943590, 213258120, 255909744, 319887180, 426516240, 639774360, 1279548720]

約数ペア:

[(1, 1279548720), (2, 639774360), (3, 426516240), (4, 319887180), (5, 255909744), (6, 213258120), (8, 159943590), (9, 142172080), (10, 127954872), (12, 106629060), (15, 85303248), (16, 79971795), (18, 71086040), (20, 63977436), (24, 53314530), (30, 42651624), (36, 35543020), (40, 31988718), (45, 28434416), (48, 26657265), (60, 21325812), (72, 17771510), (80, 15994359), (90, 14217208), (113, 11323440), (120, 10662906), (144, 8885755), (180, 7108604), (226, 5661720), (240, 5331453), (339, 3774480), (360, 3554302), (452, 2830860), (565, 2264688), (678, 1887240), (720, 1777151), (904, 1415430), (1017, 1258160), (1130, 1132344), (1356, 943620), (1695, 754896), (1808, 707715), (2034, 629080), (2260, 566172), (2712, 471810), (3390, 377448), (4068, 314540), (4520, 283086), (5085, 251632), (5424, 235905), (6780, 188724), (8136, 157270), (9040, 141543), (10170, 125816), (13560, 94362), (15727, 81360), (16272, 78635), (20340, 62908), (27120, 47181), (31454, 40680)]