21905786880

素因数分解:

$2^{11}\times 3^3\times 5^1\times {\mathrm{79231}}^1$

素因数の和:79267

約数の個数: 192

約数和(自身を含む): 77869209600

約数和(自身を除く): 55963422720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1024, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2048, 2160, 2304, 2560, 2880, 3072, 3456, 3840, 4320, 4608, 5120, 5760, 6144, 6912, 7680, 8640, 9216, 10240, 11520, 13824, 15360, 17280, 18432, 23040, 27648, 30720, 34560, 46080, 55296, 69120, 79231, 92160, 138240, 158462, 237693, 276480, 316924, 396155, 475386, 633848, 713079, 792310, 950772, 1188465, 1267696, 1426158, 1584620, 1901544, 2139237, 2376930, 2535392, 2852316, 3169240, 3565395, 3803088, 4278474, 4753860, 5070784, 5704632, 6338480, 7130790, 7606176, 8556948, 9507720, 10141568, 10696185, 11409264, 12676960, 14261580, 15212352, 17113896, 19015440, 20283136, 21392370, 22818528, 25353920, 28523160, 30424704, 34227792, 38030880, 40566272, 42784740, 45637056, 50707840, 57046320, 60849408, 68455584, 76061760, 81132544, 85569480, 91274112, 101415680, 114092640, 121698816, 136911168, 152123520, 162265088, 171138960, 182548224, 202831360, 228185280, 243397632, 273822336, 304247040, 342277920, 365096448, 405662720, 456370560, 486795264, 547644672, 608494080, 684555840, 730192896, 811325440, 912741120, 1095289344, 1216988160, 1369111680, 1460385792, 1825482240, 2190578688, 2433976320, 2738223360, 3650964480, 4381157376, 5476446720, 7301928960, 10952893440, 21905786880]

約数ペア:

[(1, 21905786880), (2, 10952893440), (3, 7301928960), (4, 5476446720), (5, 4381157376), (6, 3650964480), (8, 2738223360), (9, 2433976320), (10, 2190578688), (12, 1825482240), (15, 1460385792), (16, 1369111680), (18, 1216988160), (20, 1095289344), (24, 912741120), (27, 811325440), (30, 730192896), (32, 684555840), (36, 608494080), (40, 547644672), (45, 486795264), (48, 456370560), (54, 405662720), (60, 365096448), (64, 342277920), (72, 304247040), (80, 273822336), (90, 243397632), (96, 228185280), (108, 202831360), (120, 182548224), (128, 171138960), (135, 162265088), (144, 152123520), (160, 136911168), (180, 121698816), (192, 114092640), (216, 101415680), (240, 91274112), (256, 85569480), (270, 81132544), (288, 76061760), (320, 68455584), (360, 60849408), (384, 57046320), (432, 50707840), (480, 45637056), (512, 42784740), (540, 40566272), (576, 38030880), (640, 34227792), (720, 30424704), (768, 28523160), (864, 25353920), (960, 22818528), (1024, 21392370), (1080, 20283136), (1152, 19015440), (1280, 17113896), (1440, 15212352), (1536, 14261580), (1728, 12676960), (1920, 11409264), (2048, 10696185), (2160, 10141568), (2304, 9507720), (2560, 8556948), (2880, 7606176), (3072, 7130790), (3456, 6338480), (3840, 5704632), (4320, 5070784), (4608, 4753860), (5120, 4278474), (5760, 3803088), (6144, 3565395), (6912, 3169240), (7680, 2852316), (8640, 2535392), (9216, 2376930), (10240, 2139237), (11520, 1901544), (13824, 1584620), (15360, 1426158), (17280, 1267696), (18432, 1188465), (23040, 950772), (27648, 792310), (30720, 713079), (34560, 633848), (46080, 475386), (55296, 396155), (69120, 316924), (79231, 276480), (92160, 237693), (138240, 158462)]