16257720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2221}}^1$

素因数の和:2296

約数の個数: 64

約数和(自身を含む): 49595040

約数和(自身を除く): 33337320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2221, 2440, 3660, 4442, 6663, 7320, 8884, 11105, 13326, 17768, 22210, 26652, 33315, 44420, 53304, 66630, 88840, 133260, 135481, 266520, 270962, 406443, 541924, 677405, 812886, 1083848, 1354810, 1625772, 2032215, 2709620, 3251544, 4064430, 5419240, 8128860, 16257720]

約数ペア:

[(1, 16257720), (2, 8128860), (3, 5419240), (4, 4064430), (5, 3251544), (6, 2709620), (8, 2032215), (10, 1625772), (12, 1354810), (15, 1083848), (20, 812886), (24, 677405), (30, 541924), (40, 406443), (60, 270962), (61, 266520), (120, 135481), (122, 133260), (183, 88840), (244, 66630), (305, 53304), (366, 44420), (488, 33315), (610, 26652), (732, 22210), (915, 17768), (1220, 13326), (1464, 11105), (1830, 8884), (2221, 7320), (2440, 6663), (3660, 4442)]