16776720

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{863}}^1$

素因数の和:891

約数の個数: 120

約数和(自身を含む): 58496256

約数和(自身を除く): 41719536

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 863, 972, 1080, 1215, 1296, 1620, 1726, 1944, 2160, 2430, 2589, 3240, 3452, 3888, 4315, 4860, 5178, 6480, 6904, 7767, 8630, 9720, 10356, 12945, 13808, 15534, 17260, 19440, 20712, 23301, 25890, 31068, 34520, 38835, 41424, 46602, 51780, 62136, 69040, 69903, 77670, 93204, 103560, 116505, 124272, 139806, 155340, 186408, 207120, 209709, 233010, 279612, 310680, 349515, 372816, 419418, 466020, 559224, 621360, 699030, 838836, 932040, 1048545, 1118448, 1398060, 1677672, 1864080, 2097090, 2796120, 3355344, 4194180, 5592240, 8388360, 16776720]

約数ペア:

[(1, 16776720), (2, 8388360), (3, 5592240), (4, 4194180), (5, 3355344), (6, 2796120), (8, 2097090), (9, 1864080), (10, 1677672), (12, 1398060), (15, 1118448), (16, 1048545), (18, 932040), (20, 838836), (24, 699030), (27, 621360), (30, 559224), (36, 466020), (40, 419418), (45, 372816), (48, 349515), (54, 310680), (60, 279612), (72, 233010), (80, 209709), (81, 207120), (90, 186408), (108, 155340), (120, 139806), (135, 124272), (144, 116505), (162, 103560), (180, 93204), (216, 77670), (240, 69903), (243, 69040), (270, 62136), (324, 51780), (360, 46602), (405, 41424), (432, 38835), (486, 34520), (540, 31068), (648, 25890), (720, 23301), (810, 20712), (863, 19440), (972, 17260), (1080, 15534), (1215, 13808), (1296, 12945), (1620, 10356), (1726, 9720), (1944, 8630), (2160, 7767), (2430, 6904), (2589, 6480), (3240, 5178), (3452, 4860), (3888, 4315)]