66118680

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{20407}}^1$

素因数の和:20430

約数の個数: 80

約数和(自身を含む): 222243120

約数和(自身を除く): 156124440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 20407, 40814, 61221, 81628, 102035, 122442, 163256, 183663, 204070, 244884, 306105, 367326, 408140, 489768, 550989, 612210, 734652, 816280, 918315, 1101978, 1224420, 1469304, 1652967, 1836630, 2203956, 2448840, 2754945, 3305934, 3673260, 4407912, 5509890, 6611868, 7346520, 8264835, 11019780, 13223736, 16529670, 22039560, 33059340, 66118680]

約数ペア:

[(1, 66118680), (2, 33059340), (3, 22039560), (4, 16529670), (5, 13223736), (6, 11019780), (8, 8264835), (9, 7346520), (10, 6611868), (12, 5509890), (15, 4407912), (18, 3673260), (20, 3305934), (24, 2754945), (27, 2448840), (30, 2203956), (36, 1836630), (40, 1652967), (45, 1469304), (54, 1224420), (60, 1101978), (72, 918315), (81, 816280), (90, 734652), (108, 612210), (120, 550989), (135, 489768), (162, 408140), (180, 367326), (216, 306105), (270, 244884), (324, 204070), (360, 183663), (405, 163256), (540, 122442), (648, 102035), (810, 81628), (1080, 61221), (1620, 40814), (3240, 20407)]