208168920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{192749}}^1$

素因数の和:192769

約数の個数: 64

約数和(自身を含む): 693900000

約数和(自身を除く): 485731080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 192749, 385498, 578247, 770996, 963745, 1156494, 1541992, 1734741, 1927490, 2312988, 2891235, 3469482, 3854980, 4625976, 5204223, 5782470, 6938964, 7709960, 8673705, 10408446, 11564940, 13877928, 17347410, 20816892, 23129880, 26021115, 34694820, 41633784, 52042230, 69389640, 104084460, 208168920]

約数ペア:

[(1, 208168920), (2, 104084460), (3, 69389640), (4, 52042230), (5, 41633784), (6, 34694820), (8, 26021115), (9, 23129880), (10, 20816892), (12, 17347410), (15, 13877928), (18, 11564940), (20, 10408446), (24, 8673705), (27, 7709960), (30, 6938964), (36, 5782470), (40, 5204223), (45, 4625976), (54, 3854980), (60, 3469482), (72, 2891235), (90, 2312988), (108, 1927490), (120, 1734741), (135, 1541992), (180, 1156494), (216, 963745), (270, 770996), (360, 578247), (540, 385498), (1080, 192749)]