158224640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17659}}^1$

素因数の和:17687

約数の個数: 72

約数和(自身を含む): 433164480

約数和(自身を除く): 274939840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 17659, 35318, 70636, 88295, 123613, 141272, 176590, 247226, 282544, 353180, 494452, 565088, 618065, 706360, 988904, 1130176, 1236130, 1412720, 1977808, 2260352, 2472260, 2825440, 3955616, 4520704, 4944520, 5650880, 7911232, 9889040, 11301760, 15822464, 19778080, 22603520, 31644928, 39556160, 79112320, 158224640]

約数ペア:

[(1, 158224640), (2, 79112320), (4, 39556160), (5, 31644928), (7, 22603520), (8, 19778080), (10, 15822464), (14, 11301760), (16, 9889040), (20, 7911232), (28, 5650880), (32, 4944520), (35, 4520704), (40, 3955616), (56, 2825440), (64, 2472260), (70, 2260352), (80, 1977808), (112, 1412720), (128, 1236130), (140, 1130176), (160, 988904), (224, 706360), (256, 618065), (280, 565088), (320, 494452), (448, 353180), (560, 282544), (640, 247226), (896, 176590), (1120, 141272), (1280, 123613), (1792, 88295), (2240, 70636), (4480, 35318), (8960, 17659)]