123336640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{55061}}^1$

素因数の和:55085

約数の個数: 56

約数和(自身を含む): 335657952

約数和(自身を除く): 212321312

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, 55061, 110122, 220244, 275305, 385427, 440488, 550610, 770854, 880976, 1101220, 1541708, 1761952, 1927135, 2202440, 3083416, 3523904, 3854270, 4404880, 6166832, 7708540, 8809760, 12333664, 15417080, 17619520, 24667328, 30834160, 61668320, 123336640]

約数ペア:

[(1, 123336640), (2, 61668320), (4, 30834160), (5, 24667328), (7, 17619520), (8, 15417080), (10, 12333664), (14, 8809760), (16, 7708540), (20, 6166832), (28, 4404880), (32, 3854270), (35, 3523904), (40, 3083416), (56, 2202440), (64, 1927135), (70, 1761952), (80, 1541708), (112, 1101220), (140, 880976), (160, 770854), (224, 550610), (280, 440488), (320, 385427), (448, 275305), (560, 220244), (1120, 110122), (2240, 55061)]