15079720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1$

素因数の和:514

約数の個数: 64

約数和(自身を含む): 36443520

約数和(自身を除く): 21363800

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 92, 115, 148, 184, 185, 230, 296, 370, 443, 460, 740, 851, 886, 920, 1480, 1702, 1772, 2215, 3404, 3544, 4255, 4430, 6808, 8510, 8860, 10189, 16391, 17020, 17720, 20378, 32782, 34040, 40756, 50945, 65564, 81512, 81955, 101890, 131128, 163910, 203780, 327820, 376993, 407560, 655640, 753986, 1507972, 1884965, 3015944, 3769930, 7539860, 15079720]

約数ペア:

[(1, 15079720), (2, 7539860), (4, 3769930), (5, 3015944), (8, 1884965), (10, 1507972), (20, 753986), (23, 655640), (37, 407560), (40, 376993), (46, 327820), (74, 203780), (92, 163910), (115, 131128), (148, 101890), (184, 81955), (185, 81512), (230, 65564), (296, 50945), (370, 40756), (443, 34040), (460, 32782), (740, 20378), (851, 17720), (886, 17020), (920, 16391), (1480, 10189), (1702, 8860), (1772, 8510), (2215, 6808), (3404, 4430), (3544, 4255)]