18712080

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{8663}}^1$

素因数の和:8685

約数の個数: 80

約数和(自身を含む): 64460160

約数和(自身を除く): 45748080

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, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 8663, 17326, 25989, 34652, 43315, 51978, 69304, 77967, 86630, 103956, 129945, 138608, 155934, 173260, 207912, 233901, 259890, 311868, 346520, 389835, 415824, 467802, 519780, 623736, 693040, 779670, 935604, 1039560, 1169505, 1247472, 1559340, 1871208, 2079120, 2339010, 3118680, 3742416, 4678020, 6237360, 9356040, 18712080]

約数ペア:

[(1, 18712080), (2, 9356040), (3, 6237360), (4, 4678020), (5, 3742416), (6, 3118680), (8, 2339010), (9, 2079120), (10, 1871208), (12, 1559340), (15, 1247472), (16, 1169505), (18, 1039560), (20, 935604), (24, 779670), (27, 693040), (30, 623736), (36, 519780), (40, 467802), (45, 415824), (48, 389835), (54, 346520), (60, 311868), (72, 259890), (80, 233901), (90, 207912), (108, 173260), (120, 155934), (135, 138608), (144, 129945), (180, 103956), (216, 86630), (240, 77967), (270, 69304), (360, 51978), (432, 43315), (540, 34652), (720, 25989), (1080, 17326), (2160, 8663)]