209293680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{872057}}^1$

素因数の和:872073

約数の個数: 40

約数和(自身を含む): 648811152

約数和(自身を除く): 439517472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 872057, 1744114, 2616171, 3488228, 4360285, 5232342, 6976456, 8720570, 10464684, 13080855, 13952912, 17441140, 20929368, 26161710, 34882280, 41858736, 52323420, 69764560, 104646840, 209293680]

約数ペア:

[(1, 209293680), (2, 104646840), (3, 69764560), (4, 52323420), (5, 41858736), (6, 34882280), (8, 26161710), (10, 20929368), (12, 17441140), (15, 13952912), (16, 13080855), (20, 10464684), (24, 8720570), (30, 6976456), (40, 5232342), (48, 4360285), (60, 3488228), (80, 2616171), (120, 1744114), (240, 872057)]