638145395280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{295437683}}^1$

素因数の和:295437705

約数の個数: 80

約数和(自身を含む): 2198056368960

約数和(自身を除く): 1559910973680

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, 295437683, 590875366, 886313049, 1181750732, 1477188415, 1772626098, 2363501464, 2658939147, 2954376830, 3545252196, 4431565245, 4727002928, 5317878294, 5908753660, 7090504392, 7976817441, 8863130490, 10635756588, 11817507320, 13294695735, 14181008784, 15953634882, 17726260980, 21271513176, 23635014640, 26589391470, 31907269764, 35452521960, 39884087205, 42543026352, 53178782940, 63814539528, 70905043920, 79768174410, 106357565880, 127629079056, 159536348820, 212715131760, 319072697640, 638145395280]

約数ペア:

[(1, 638145395280), (2, 319072697640), (3, 212715131760), (4, 159536348820), (5, 127629079056), (6, 106357565880), (8, 79768174410), (9, 70905043920), (10, 63814539528), (12, 53178782940), (15, 42543026352), (16, 39884087205), (18, 35452521960), (20, 31907269764), (24, 26589391470), (27, 23635014640), (30, 21271513176), (36, 17726260980), (40, 15953634882), (45, 14181008784), (48, 13294695735), (54, 11817507320), (60, 10635756588), (72, 8863130490), (80, 7976817441), (90, 7090504392), (108, 5908753660), (120, 5317878294), (135, 4727002928), (144, 4431565245), (180, 3545252196), (216, 2954376830), (240, 2658939147), (270, 2363501464), (360, 1772626098), (432, 1477188415), (540, 1181750732), (720, 886313049), (1080, 590875366), (2160, 295437683)]