20137680

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{9323}}^1$

素因数の和:9345

約数の個数: 80

約数和(自身を含む): 69370560

約数和(自身を除く): 49232880

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, 9323, 18646, 27969, 37292, 46615, 55938, 74584, 83907, 93230, 111876, 139845, 149168, 167814, 186460, 223752, 251721, 279690, 335628, 372920, 419535, 447504, 503442, 559380, 671256, 745840, 839070, 1006884, 1118760, 1258605, 1342512, 1678140, 2013768, 2237520, 2517210, 3356280, 4027536, 5034420, 6712560, 10068840, 20137680]

約数ペア:

[(1, 20137680), (2, 10068840), (3, 6712560), (4, 5034420), (5, 4027536), (6, 3356280), (8, 2517210), (9, 2237520), (10, 2013768), (12, 1678140), (15, 1342512), (16, 1258605), (18, 1118760), (20, 1006884), (24, 839070), (27, 745840), (30, 671256), (36, 559380), (40, 503442), (45, 447504), (48, 419535), (54, 372920), (60, 335628), (72, 279690), (80, 251721), (90, 223752), (108, 186460), (120, 167814), (135, 149168), (144, 139845), (180, 111876), (216, 93230), (240, 83907), (270, 74584), (360, 55938), (432, 46615), (540, 37292), (720, 27969), (1080, 18646), (2160, 9323)]