20131918080

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{41281}}^1$

素因数の和:41432

約数の個数: 144

約数和(自身を含む): 64804153344

約数和(自身を除く): 44672235264

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, 127, 128, 160, 192, 240, 254, 256, 320, 381, 384, 480, 508, 635, 640, 762, 768, 960, 1016, 1270, 1280, 1524, 1905, 1920, 2032, 2540, 3048, 3810, 3840, 4064, 5080, 6096, 7620, 8128, 10160, 12192, 15240, 16256, 20320, 24384, 30480, 32512, 40640, 41281, 48768, 60960, 81280, 82562, 97536, 121920, 123843, 162560, 165124, 206405, 243840, 247686, 330248, 412810, 487680, 495372, 619215, 660496, 825620, 990744, 1238430, 1320992, 1651240, 1981488, 2476860, 2641984, 3302480, 3962976, 4953720, 5242687, 5283968, 6604960, 7925952, 9907440, 10485374, 10567936, 13209920, 15728061, 15851904, 19814880, 20970748, 26213435, 26419840, 31456122, 31703808, 39629760, 41941496, 52426870, 52839680, 62912244, 78640305, 79259520, 83882992, 104853740, 125824488, 157280610, 158519040, 167765984, 209707480, 251648976, 314561220, 335531968, 419414960, 503297952, 629122440, 671063936, 838829920, 1006595904, 1258244880, 1342127872, 1677659840, 2013191808, 2516489760, 3355319680, 4026383616, 5032979520, 6710639360, 10065959040, 20131918080]

約数ペア:

[(1, 20131918080), (2, 10065959040), (3, 6710639360), (4, 5032979520), (5, 4026383616), (6, 3355319680), (8, 2516489760), (10, 2013191808), (12, 1677659840), (15, 1342127872), (16, 1258244880), (20, 1006595904), (24, 838829920), (30, 671063936), (32, 629122440), (40, 503297952), (48, 419414960), (60, 335531968), (64, 314561220), (80, 251648976), (96, 209707480), (120, 167765984), (127, 158519040), (128, 157280610), (160, 125824488), (192, 104853740), (240, 83882992), (254, 79259520), (256, 78640305), (320, 62912244), (381, 52839680), (384, 52426870), (480, 41941496), (508, 39629760), (635, 31703808), (640, 31456122), (762, 26419840), (768, 26213435), (960, 20970748), (1016, 19814880), (1270, 15851904), (1280, 15728061), (1524, 13209920), (1905, 10567936), (1920, 10485374), (2032, 9907440), (2540, 7925952), (3048, 6604960), (3810, 5283968), (3840, 5242687), (4064, 4953720), (5080, 3962976), (6096, 3302480), (7620, 2641984), (8128, 2476860), (10160, 1981488), (12192, 1651240), (15240, 1320992), (16256, 1238430), (20320, 990744), (24384, 825620), (30480, 660496), (32512, 619215), (40640, 495372), (41281, 487680), (48768, 412810), (60960, 330248), (81280, 247686), (82562, 243840), (97536, 206405), (121920, 165124), (123843, 162560)]