197777120

素因数分解:

$2^5\times 5^1\times {\mathrm{113}}^1\times {\mathrm{10939}}^1$

素因数の和:11067

約数の個数: 48

約数和(自身を含む): 471426480

約数和(自身を除く): 273649360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 113, 160, 226, 452, 565, 904, 1130, 1808, 2260, 3616, 4520, 9040, 10939, 18080, 21878, 43756, 54695, 87512, 109390, 175024, 218780, 350048, 437560, 875120, 1236107, 1750240, 2472214, 4944428, 6180535, 9888856, 12361070, 19777712, 24722140, 39555424, 49444280, 98888560, 197777120]

約数ペア:

[(1, 197777120), (2, 98888560), (4, 49444280), (5, 39555424), (8, 24722140), (10, 19777712), (16, 12361070), (20, 9888856), (32, 6180535), (40, 4944428), (80, 2472214), (113, 1750240), (160, 1236107), (226, 875120), (452, 437560), (565, 350048), (904, 218780), (1130, 175024), (1808, 109390), (2260, 87512), (3616, 54695), (4520, 43756), (9040, 21878), (10939, 18080)]