321312320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{143443}}^1$

素因数の和:143467

約数の個数: 56

約数和(自身を含む): 874434624

約数和(自身を除く): 553122304

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 143443, 286886, 573772, 717215, 1004101, 1147544, 1434430, 2008202, 2295088, 2868860, 4016404, 4590176, 5020505, 5737720, 8032808, 9180352, 10041010, 11475440, 16065616, 20082020, 22950880, 32131232, 40164040, 45901760, 64262464, 80328080, 160656160, 321312320]

約数ペア:

[(1, 321312320), (2, 160656160), (4, 80328080), (5, 64262464), (7, 45901760), (8, 40164040), (10, 32131232), (14, 22950880), (16, 20082020), (20, 16065616), (28, 11475440), (32, 10041010), (35, 9180352), (40, 8032808), (56, 5737720), (64, 5020505), (70, 4590176), (80, 4016404), (112, 2868860), (140, 2295088), (160, 2008202), (224, 1434430), (280, 1147544), (320, 1004101), (448, 717215), (560, 573772), (1120, 286886), (2240, 143443)]