15397760

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{491}}^1$

素因数の和:524

約数の個数: 96

約数和(自身を含む): 42907320

約数和(自身を除く): 27509560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 491, 560, 640, 784, 896, 980, 982, 1120, 1568, 1960, 1964, 2240, 2455, 3136, 3437, 3920, 3928, 4480, 4910, 6272, 6874, 7840, 7856, 9820, 13748, 15680, 15712, 17185, 19640, 24059, 27496, 31360, 31424, 34370, 39280, 48118, 54992, 62848, 68740, 78560, 96236, 109984, 120295, 137480, 157120, 192472, 219968, 240590, 274960, 314240, 384944, 439936, 481180, 549920, 769888, 962360, 1099840, 1539776, 1924720, 2199680, 3079552, 3849440, 7698880, 15397760]

約数ペア:

[(1, 15397760), (2, 7698880), (4, 3849440), (5, 3079552), (7, 2199680), (8, 1924720), (10, 1539776), (14, 1099840), (16, 962360), (20, 769888), (28, 549920), (32, 481180), (35, 439936), (40, 384944), (49, 314240), (56, 274960), (64, 240590), (70, 219968), (80, 192472), (98, 157120), (112, 137480), (128, 120295), (140, 109984), (160, 96236), (196, 78560), (224, 68740), (245, 62848), (280, 54992), (320, 48118), (392, 39280), (448, 34370), (490, 31424), (491, 31360), (560, 27496), (640, 24059), (784, 19640), (896, 17185), (980, 15712), (982, 15680), (1120, 13748), (1568, 9820), (1960, 7856), (1964, 7840), (2240, 6874), (2455, 6272), (3136, 4910), (3437, 4480), (3920, 3928)]