2781576960

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{3677}}^1$

素因数の和:3898

約数の個数: 144

約数和(自身を含む): 8931184416

約数和(自身を除く): 6149607456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 197, 240, 256, 320, 384, 394, 480, 591, 640, 768, 788, 960, 985, 1182, 1280, 1576, 1920, 1970, 2364, 2955, 3152, 3677, 3840, 3940, 4728, 5910, 6304, 7354, 7880, 9456, 11031, 11820, 12608, 14708, 15760, 18385, 18912, 22062, 23640, 25216, 29416, 31520, 36770, 37824, 44124, 47280, 50432, 55155, 58832, 63040, 73540, 75648, 88248, 94560, 110310, 117664, 126080, 147080, 151296, 176496, 189120, 220620, 235328, 252160, 294160, 352992, 378240, 441240, 470656, 588320, 705984, 724369, 756480, 882480, 941312, 1176640, 1411968, 1448738, 1764960, 2173107, 2353280, 2823936, 2897476, 3529920, 3621845, 4346214, 4706560, 5794952, 7059840, 7243690, 8692428, 10865535, 11589904, 14119680, 14487380, 17384856, 21731070, 23179808, 28974760, 34769712, 43462140, 46359616, 57949520, 69539424, 86924280, 92719232, 115899040, 139078848, 173848560, 185438464, 231798080, 278157696, 347697120, 463596160, 556315392, 695394240, 927192320, 1390788480, 2781576960]

約数ペア:

[(1, 2781576960), (2, 1390788480), (3, 927192320), (4, 695394240), (5, 556315392), (6, 463596160), (8, 347697120), (10, 278157696), (12, 231798080), (15, 185438464), (16, 173848560), (20, 139078848), (24, 115899040), (30, 92719232), (32, 86924280), (40, 69539424), (48, 57949520), (60, 46359616), (64, 43462140), (80, 34769712), (96, 28974760), (120, 23179808), (128, 21731070), (160, 17384856), (192, 14487380), (197, 14119680), (240, 11589904), (256, 10865535), (320, 8692428), (384, 7243690), (394, 7059840), (480, 5794952), (591, 4706560), (640, 4346214), (768, 3621845), (788, 3529920), (960, 2897476), (985, 2823936), (1182, 2353280), (1280, 2173107), (1576, 1764960), (1920, 1448738), (1970, 1411968), (2364, 1176640), (2955, 941312), (3152, 882480), (3677, 756480), (3840, 724369), (3940, 705984), (4728, 588320), (5910, 470656), (6304, 441240), (7354, 378240), (7880, 352992), (9456, 294160), (11031, 252160), (11820, 235328), (12608, 220620), (14708, 189120), (15760, 176496), (18385, 151296), (18912, 147080), (22062, 126080), (23640, 117664), (25216, 110310), (29416, 94560), (31520, 88248), (36770, 75648), (37824, 73540), (44124, 63040), (47280, 58832), (50432, 55155)]