231118860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{550283}}^1$

素因数の和:550302

約数の個数: 48

約数和(自身を含む): 739581696

約数和(自身を除く): 508462836

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 550283, 1100566, 1650849, 2201132, 2751415, 3301698, 3851981, 5502830, 6603396, 7703962, 8254245, 11005660, 11555943, 15407924, 16508490, 19259905, 23111886, 33016980, 38519810, 46223772, 57779715, 77039620, 115559430, 231118860]

約数ペア:

[(1, 231118860), (2, 115559430), (3, 77039620), (4, 57779715), (5, 46223772), (6, 38519810), (7, 33016980), (10, 23111886), (12, 19259905), (14, 16508490), (15, 15407924), (20, 11555943), (21, 11005660), (28, 8254245), (30, 7703962), (35, 6603396), (42, 5502830), (60, 3851981), (70, 3301698), (84, 2751415), (105, 2201132), (140, 1650849), (210, 1100566), (420, 550283)]