420602880

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:364

約数の個数: 176

約数和(自身を含む): 1361828160

約数和(自身を除く): 941225280

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, 139, 160, 192, 197, 240, 256, 278, 320, 384, 394, 417, 480, 512, 556, 591, 640, 695, 768, 788, 834, 960, 985, 1024, 1112, 1182, 1280, 1390, 1536, 1576, 1668, 1920, 1970, 2085, 2224, 2364, 2560, 2780, 2955, 3072, 3152, 3336, 3840, 3940, 4170, 4448, 4728, 5120, 5560, 5910, 6304, 6672, 7680, 7880, 8340, 8896, 9456, 11120, 11820, 12608, 13344, 15360, 15760, 16680, 17792, 18912, 22240, 23640, 25216, 26688, 27383, 31520, 33360, 35584, 37824, 44480, 47280, 50432, 53376, 54766, 63040, 66720, 71168, 75648, 82149, 88960, 94560, 100864, 106752, 109532, 126080, 133440, 136915, 142336, 151296, 164298, 177920, 189120, 201728, 213504, 219064, 252160, 266880, 273830, 302592, 328596, 355840, 378240, 410745, 427008, 438128, 504320, 533760, 547660, 605184, 657192, 711680, 756480, 821490, 876256, 1008640, 1067520, 1095320, 1314384, 1512960, 1642980, 1752512, 2135040, 2190640, 2628768, 3025920, 3285960, 3505024, 4381280, 5257536, 6571920, 7010048, 8762560, 10515072, 13143840, 14020096, 17525120, 21030144, 26287680, 28040192, 35050240, 42060288, 52575360, 70100480, 84120576, 105150720, 140200960, 210301440, 420602880]

約数ペア:

[(1, 420602880), (2, 210301440), (3, 140200960), (4, 105150720), (5, 84120576), (6, 70100480), (8, 52575360), (10, 42060288), (12, 35050240), (15, 28040192), (16, 26287680), (20, 21030144), (24, 17525120), (30, 14020096), (32, 13143840), (40, 10515072), (48, 8762560), (60, 7010048), (64, 6571920), (80, 5257536), (96, 4381280), (120, 3505024), (128, 3285960), (139, 3025920), (160, 2628768), (192, 2190640), (197, 2135040), (240, 1752512), (256, 1642980), (278, 1512960), (320, 1314384), (384, 1095320), (394, 1067520), (417, 1008640), (480, 876256), (512, 821490), (556, 756480), (591, 711680), (640, 657192), (695, 605184), (768, 547660), (788, 533760), (834, 504320), (960, 438128), (985, 427008), (1024, 410745), (1112, 378240), (1182, 355840), (1280, 328596), (1390, 302592), (1536, 273830), (1576, 266880), (1668, 252160), (1920, 219064), (1970, 213504), (2085, 201728), (2224, 189120), (2364, 177920), (2560, 164298), (2780, 151296), (2955, 142336), (3072, 136915), (3152, 133440), (3336, 126080), (3840, 109532), (3940, 106752), (4170, 100864), (4448, 94560), (4728, 88960), (5120, 82149), (5560, 75648), (5910, 71168), (6304, 66720), (6672, 63040), (7680, 54766), (7880, 53376), (8340, 50432), (8896, 47280), (9456, 44480), (11120, 37824), (11820, 35584), (12608, 33360), (13344, 31520), (15360, 27383), (15760, 26688), (16680, 25216), (17792, 23640), (18912, 22240)]