165249280

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{18443}}^1$

素因数の和:18471

約数の個数: 72

約数和(自身を含む): 452394432

約数和(自身を除く): 287145152

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, 18443, 36886, 73772, 92215, 129101, 147544, 184430, 258202, 295088, 368860, 516404, 590176, 645505, 737720, 1032808, 1180352, 1291010, 1475440, 2065616, 2360704, 2582020, 2950880, 4131232, 4721408, 5164040, 5901760, 8262464, 10328080, 11803520, 16524928, 20656160, 23607040, 33049856, 41312320, 82624640, 165249280]

約数ペア:

[(1, 165249280), (2, 82624640), (4, 41312320), (5, 33049856), (7, 23607040), (8, 20656160), (10, 16524928), (14, 11803520), (16, 10328080), (20, 8262464), (28, 5901760), (32, 5164040), (35, 4721408), (40, 4131232), (56, 2950880), (64, 2582020), (70, 2360704), (80, 2065616), (112, 1475440), (128, 1291010), (140, 1180352), (160, 1032808), (224, 737720), (256, 645505), (280, 590176), (320, 516404), (448, 368860), (560, 295088), (640, 258202), (896, 184430), (1120, 147544), (1280, 129101), (1792, 92215), (2240, 73772), (4480, 36886), (8960, 18443)]