351680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{157}}^1$

素因数の和:181

約数の個数: 56

約数和(自身を含む): 963168

約数和(自身を除く): 611488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 157, 160, 224, 280, 314, 320, 448, 560, 628, 785, 1099, 1120, 1256, 1570, 2198, 2240, 2512, 3140, 4396, 5024, 5495, 6280, 8792, 10048, 10990, 12560, 17584, 21980, 25120, 35168, 43960, 50240, 70336, 87920, 175840, 351680]

約数ペア:

[(1, 351680), (2, 175840), (4, 87920), (5, 70336), (7, 50240), (8, 43960), (10, 35168), (14, 25120), (16, 21980), (20, 17584), (28, 12560), (32, 10990), (35, 10048), (40, 8792), (56, 6280), (64, 5495), (70, 5024), (80, 4396), (112, 3140), (140, 2512), (157, 2240), (160, 2198), (224, 1570), (280, 1256), (314, 1120), (320, 1099), (448, 785), (560, 628)]