620359680

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:494

約数の個数: 208

約数和(自身を含む): 2075927040

約数和(自身を除く): 1455567360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 256, 276, 320, 345, 368, 384, 439, 460, 480, 512, 552, 640, 690, 736, 768, 878, 920, 960, 1024, 1104, 1280, 1317, 1380, 1472, 1536, 1756, 1840, 1920, 2048, 2195, 2208, 2560, 2634, 2760, 2944, 3072, 3512, 3680, 3840, 4096, 4390, 4416, 5120, 5268, 5520, 5888, 6144, 6585, 7024, 7360, 7680, 8780, 8832, 10097, 10240, 10536, 11040, 11776, 12288, 13170, 14048, 14720, 15360, 17560, 17664, 20194, 20480, 21072, 22080, 23552, 26340, 28096, 29440, 30291, 30720, 35120, 35328, 40388, 42144, 44160, 47104, 50485, 52680, 56192, 58880, 60582, 61440, 70240, 70656, 80776, 84288, 88320, 94208, 100970, 105360, 112384, 117760, 121164, 140480, 141312, 151455, 161552, 168576, 176640, 201940, 210720, 224768, 235520, 242328, 280960, 282624, 302910, 323104, 337152, 353280, 403880, 421440, 449536, 471040, 484656, 561920, 605820, 646208, 674304, 706560, 807760, 842880, 899072, 969312, 1123840, 1211640, 1292416, 1348608, 1413120, 1615520, 1685760, 1798144, 1938624, 2247680, 2423280, 2584832, 2697216, 3231040, 3371520, 3877248, 4495360, 4846560, 5169664, 5394432, 6462080, 6743040, 7754496, 8990720, 9693120, 10339328, 12924160, 13486080, 15508992, 19386240, 20678656, 25848320, 26972160, 31017984, 38772480, 41357312, 51696640, 62035968, 77544960, 103393280, 124071936, 155089920, 206786560, 310179840, 620359680]

約数ペア:

[(1, 620359680), (2, 310179840), (3, 206786560), (4, 155089920), (5, 124071936), (6, 103393280), (8, 77544960), (10, 62035968), (12, 51696640), (15, 41357312), (16, 38772480), (20, 31017984), (23, 26972160), (24, 25848320), (30, 20678656), (32, 19386240), (40, 15508992), (46, 13486080), (48, 12924160), (60, 10339328), (64, 9693120), (69, 8990720), (80, 7754496), (92, 6743040), (96, 6462080), (115, 5394432), (120, 5169664), (128, 4846560), (138, 4495360), (160, 3877248), (184, 3371520), (192, 3231040), (230, 2697216), (240, 2584832), (256, 2423280), (276, 2247680), (320, 1938624), (345, 1798144), (368, 1685760), (384, 1615520), (439, 1413120), (460, 1348608), (480, 1292416), (512, 1211640), (552, 1123840), (640, 969312), (690, 899072), (736, 842880), (768, 807760), (878, 706560), (920, 674304), (960, 646208), (1024, 605820), (1104, 561920), (1280, 484656), (1317, 471040), (1380, 449536), (1472, 421440), (1536, 403880), (1756, 353280), (1840, 337152), (1920, 323104), (2048, 302910), (2195, 282624), (2208, 280960), (2560, 242328), (2634, 235520), (2760, 224768), (2944, 210720), (3072, 201940), (3512, 176640), (3680, 168576), (3840, 161552), (4096, 151455), (4390, 141312), (4416, 140480), (5120, 121164), (5268, 117760), (5520, 112384), (5888, 105360), (6144, 100970), (6585, 94208), (7024, 88320), (7360, 84288), (7680, 80776), (8780, 70656), (8832, 70240), (10097, 61440), (10240, 60582), (10536, 58880), (11040, 56192), (11776, 52680), (12288, 50485), (13170, 47104), (14048, 44160), (14720, 42144), (15360, 40388), (17560, 35328), (17664, 35120), (20194, 30720), (20480, 30291), (21072, 29440), (22080, 28096), (23552, 26340)]