40288320

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{4663}}^1$

素因数の和:4689

約数の個数: 112

約数和(自身を含む): 142158720

約数和(自身を除く): 101870400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 4663, 8640, 9326, 13989, 18652, 23315, 27978, 37304, 41967, 46630, 55956, 69945, 74608, 83934, 93260, 111912, 125901, 139890, 149216, 167868, 186520, 209835, 223824, 251802, 279780, 298432, 335736, 373040, 419670, 447648, 503604, 559560, 629505, 671472, 746080, 839340, 895296, 1007208, 1119120, 1259010, 1342944, 1492160, 1678680, 2014416, 2238240, 2518020, 2685888, 3357360, 4028832, 4476480, 5036040, 6714720, 8057664, 10072080, 13429440, 20144160, 40288320]

約数ペア:

[(1, 40288320), (2, 20144160), (3, 13429440), (4, 10072080), (5, 8057664), (6, 6714720), (8, 5036040), (9, 4476480), (10, 4028832), (12, 3357360), (15, 2685888), (16, 2518020), (18, 2238240), (20, 2014416), (24, 1678680), (27, 1492160), (30, 1342944), (32, 1259010), (36, 1119120), (40, 1007208), (45, 895296), (48, 839340), (54, 746080), (60, 671472), (64, 629505), (72, 559560), (80, 503604), (90, 447648), (96, 419670), (108, 373040), (120, 335736), (135, 298432), (144, 279780), (160, 251802), (180, 223824), (192, 209835), (216, 186520), (240, 167868), (270, 149216), (288, 139890), (320, 125901), (360, 111912), (432, 93260), (480, 83934), (540, 74608), (576, 69945), (720, 55956), (864, 46630), (960, 41967), (1080, 37304), (1440, 27978), (1728, 23315), (2160, 18652), (2880, 13989), (4320, 9326), (4663, 8640)]