256692420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{62003}}^1$

素因数の和:62041

約数の個数: 72

約数和(自身を含む): 812500416

約数和(自身を除く): 555807996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 62003, 124006, 186009, 248012, 310015, 372018, 558027, 620030, 744036, 930045, 1116054, 1240060, 1426069, 1860090, 2232108, 2790135, 2852138, 3720180, 4278207, 5580270, 5704276, 7130345, 8556414, 11160540, 12834621, 14260690, 17112828, 21391035, 25669242, 28521380, 42782070, 51338484, 64173105, 85564140, 128346210, 256692420]

約数ペア:

[(1, 256692420), (2, 128346210), (3, 85564140), (4, 64173105), (5, 51338484), (6, 42782070), (9, 28521380), (10, 25669242), (12, 21391035), (15, 17112828), (18, 14260690), (20, 12834621), (23, 11160540), (30, 8556414), (36, 7130345), (45, 5704276), (46, 5580270), (60, 4278207), (69, 3720180), (90, 2852138), (92, 2790135), (115, 2232108), (138, 1860090), (180, 1426069), (207, 1240060), (230, 1116054), (276, 930045), (345, 744036), (414, 620030), (460, 558027), (690, 372018), (828, 310015), (1035, 248012), (1380, 186009), (2070, 124006), (4140, 62003)]