145344640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{32443}}^1$

素因数の和:32469

約数の個数: 64

約数和(自身を含む): 397114560

約数和(自身を除く): 251769920

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, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 32443, 64886, 129772, 162215, 227101, 259544, 324430, 454202, 519088, 648860, 908404, 1038176, 1135505, 1297720, 1816808, 2076352, 2271010, 2595440, 3633616, 4152704, 4542020, 5190880, 7267232, 9084040, 10381760, 14534464, 18168080, 20763520, 29068928, 36336160, 72672320, 145344640]

約数ペア:

[(1, 145344640), (2, 72672320), (4, 36336160), (5, 29068928), (7, 20763520), (8, 18168080), (10, 14534464), (14, 10381760), (16, 9084040), (20, 7267232), (28, 5190880), (32, 4542020), (35, 4152704), (40, 3633616), (56, 2595440), (64, 2271010), (70, 2076352), (80, 1816808), (112, 1297720), (128, 1135505), (140, 1038176), (160, 908404), (224, 648860), (280, 519088), (320, 454202), (448, 324430), (560, 259544), (640, 227101), (896, 162215), (1120, 129772), (2240, 64886), (4480, 32443)]