890997953280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12212143}}^1$

素因数の和:12212186

約数の個数: 144

約数和(自身を含む): 2995394680320

約数和(自身を除く): 2104396727040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 256, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 768, 912, 960, 1140, 1216, 1280, 1520, 1824, 1920, 2280, 2432, 3040, 3648, 3840, 4560, 4864, 6080, 7296, 9120, 12160, 14592, 18240, 24320, 36480, 72960, 12212143, 24424286, 36636429, 48848572, 61060715, 73272858, 97697144, 122121430, 146545716, 183182145, 195394288, 232030717, 244242860, 293091432, 366364290, 390788576, 464061434, 488485720, 586182864, 696092151, 732728580, 781577152, 928122868, 976971440, 1160153585, 1172365728, 1392184302, 1465457160, 1563154304, 1856245736, 1953942880, 2320307170, 2344731456, 2784368604, 2930914320, 3126308608, 3480460755, 3712491472, 3907885760, 4640614340, 4689462912, 5568737208, 5861828640, 6960921510, 7424982944, 7815771520, 9281228680, 9378925824, 11137474416, 11723657280, 13921843020, 14849965888, 15631543040, 18562457360, 22274948832, 23447314560, 27843686040, 29699931776, 37124914720, 44549897664, 46894629120, 55687372080, 59399863552, 74249829440, 89099795328, 111374744160, 148499658880, 178199590656, 222749488320, 296999317760, 445498976640, 890997953280]

約数ペア:

[(1, 890997953280), (2, 445498976640), (3, 296999317760), (4, 222749488320), (5, 178199590656), (6, 148499658880), (8, 111374744160), (10, 89099795328), (12, 74249829440), (15, 59399863552), (16, 55687372080), (19, 46894629120), (20, 44549897664), (24, 37124914720), (30, 29699931776), (32, 27843686040), (38, 23447314560), (40, 22274948832), (48, 18562457360), (57, 15631543040), (60, 14849965888), (64, 13921843020), (76, 11723657280), (80, 11137474416), (95, 9378925824), (96, 9281228680), (114, 7815771520), (120, 7424982944), (128, 6960921510), (152, 5861828640), (160, 5568737208), (190, 4689462912), (192, 4640614340), (228, 3907885760), (240, 3712491472), (256, 3480460755), (285, 3126308608), (304, 2930914320), (320, 2784368604), (380, 2344731456), (384, 2320307170), (456, 1953942880), (480, 1856245736), (570, 1563154304), (608, 1465457160), (640, 1392184302), (760, 1172365728), (768, 1160153585), (912, 976971440), (960, 928122868), (1140, 781577152), (1216, 732728580), (1280, 696092151), (1520, 586182864), (1824, 488485720), (1920, 464061434), (2280, 390788576), (2432, 366364290), (3040, 293091432), (3648, 244242860), (3840, 232030717), (4560, 195394288), (4864, 183182145), (6080, 146545716), (7296, 122121430), (9120, 97697144), (12160, 73272858), (14592, 61060715), (18240, 48848572), (24320, 36636429), (36480, 24424286), (72960, 12212143)]