16918320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{449}}^1$

素因数の和:622

約数の個数: 80

約数和(自身を含む): 52898400

約数和(自身を除く): 35980080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 157, 240, 314, 449, 471, 628, 785, 898, 942, 1256, 1347, 1570, 1796, 1884, 2245, 2355, 2512, 2694, 3140, 3592, 3768, 4490, 4710, 5388, 6280, 6735, 7184, 7536, 8980, 9420, 10776, 12560, 13470, 17960, 18840, 21552, 26940, 35920, 37680, 53880, 70493, 107760, 140986, 211479, 281972, 352465, 422958, 563944, 704930, 845916, 1057395, 1127888, 1409860, 1691832, 2114790, 2819720, 3383664, 4229580, 5639440, 8459160, 16918320]

約数ペア:

[(1, 16918320), (2, 8459160), (3, 5639440), (4, 4229580), (5, 3383664), (6, 2819720), (8, 2114790), (10, 1691832), (12, 1409860), (15, 1127888), (16, 1057395), (20, 845916), (24, 704930), (30, 563944), (40, 422958), (48, 352465), (60, 281972), (80, 211479), (120, 140986), (157, 107760), (240, 70493), (314, 53880), (449, 37680), (471, 35920), (628, 26940), (785, 21552), (898, 18840), (942, 17960), (1256, 13470), (1347, 12560), (1570, 10776), (1796, 9420), (1884, 8980), (2245, 7536), (2355, 7184), (2512, 6735), (2694, 6280), (3140, 5388), (3592, 4710), (3768, 4490)]