31191920640

素因数分解:

$2^{12}\times 3^4\times 5^1\times {\mathrm{18803}}^1$

素因数の和:18844

約数の個数: 260

約数和(自身を含む): 111821107464

約数和(自身を除く): 80629186824

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, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 512, 540, 576, 640, 648, 720, 768, 810, 864, 960, 1024, 1080, 1152, 1280, 1296, 1440, 1536, 1620, 1728, 1920, 2048, 2160, 2304, 2560, 2592, 2880, 3072, 3240, 3456, 3840, 4096, 4320, 4608, 5120, 5184, 5760, 6144, 6480, 6912, 7680, 8640, 9216, 10240, 10368, 11520, 12288, 12960, 13824, 15360, 17280, 18432, 18803, 20480, 20736, 23040, 25920, 27648, 30720, 34560, 36864, 37606, 41472, 46080, 51840, 55296, 56409, 61440, 69120, 75212, 82944, 92160, 94015, 103680, 110592, 112818, 138240, 150424, 165888, 169227, 184320, 188030, 207360, 225636, 276480, 282045, 300848, 331776, 338454, 376060, 414720, 451272, 507681, 552960, 564090, 601696, 676908, 752120, 829440, 846135, 902544, 1015362, 1128180, 1203392, 1353816, 1504240, 1523043, 1658880, 1692270, 1805088, 2030724, 2256360, 2406784, 2538405, 2707632, 3008480, 3046086, 3384540, 3610176, 4061448, 4512720, 4813568, 5076810, 5415264, 6016960, 6092172, 6769080, 7220352, 7615215, 8122896, 9025440, 9627136, 10153620, 10830528, 12033920, 12184344, 13538160, 14440704, 15230430, 16245792, 18050880, 19254272, 20307240, 21661056, 24067840, 24368688, 27076320, 28881408, 30460860, 32491584, 36101760, 38508544, 40614480, 43322112, 48135680, 48737376, 54152640, 57762816, 60921720, 64983168, 72203520, 77017088, 81228960, 86644224, 96271360, 97474752, 108305280, 115525632, 121843440, 129966336, 144407040, 162457920, 173288448, 192542720, 194949504, 216610560, 231051264, 243686880, 259932672, 288814080, 324915840, 346576896, 385085440, 389899008, 433221120, 487373760, 519865344, 577628160, 649831680, 693153792, 779798016, 866442240, 974747520, 1039730688, 1155256320, 1299663360, 1559596032, 1732884480, 1949495040, 2079461376, 2599326720, 3119192064, 3465768960, 3898990080, 5198653440, 6238384128, 7797980160, 10397306880, 15595960320, 31191920640]

約数ペア:

[(1, 31191920640), (2, 15595960320), (3, 10397306880), (4, 7797980160), (5, 6238384128), (6, 5198653440), (8, 3898990080), (9, 3465768960), (10, 3119192064), (12, 2599326720), (15, 2079461376), (16, 1949495040), (18, 1732884480), (20, 1559596032), (24, 1299663360), (27, 1155256320), (30, 1039730688), (32, 974747520), (36, 866442240), (40, 779798016), (45, 693153792), (48, 649831680), (54, 577628160), (60, 519865344), (64, 487373760), (72, 433221120), (80, 389899008), (81, 385085440), (90, 346576896), (96, 324915840), (108, 288814080), (120, 259932672), (128, 243686880), (135, 231051264), (144, 216610560), (160, 194949504), (162, 192542720), (180, 173288448), (192, 162457920), (216, 144407040), (240, 129966336), (256, 121843440), (270, 115525632), (288, 108305280), (320, 97474752), (324, 96271360), (360, 86644224), (384, 81228960), (405, 77017088), (432, 72203520), (480, 64983168), (512, 60921720), (540, 57762816), (576, 54152640), (640, 48737376), (648, 48135680), (720, 43322112), (768, 40614480), (810, 38508544), (864, 36101760), (960, 32491584), (1024, 30460860), (1080, 28881408), (1152, 27076320), (1280, 24368688), (1296, 24067840), (1440, 21661056), (1536, 20307240), (1620, 19254272), (1728, 18050880), (1920, 16245792), (2048, 15230430), (2160, 14440704), (2304, 13538160), (2560, 12184344), (2592, 12033920), (2880, 10830528), (3072, 10153620), (3240, 9627136), (3456, 9025440), (3840, 8122896), (4096, 7615215), (4320, 7220352), (4608, 6769080), (5120, 6092172), (5184, 6016960), (5760, 5415264), (6144, 5076810), (6480, 4813568), (6912, 4512720), (7680, 4061448), (8640, 3610176), (9216, 3384540), (10240, 3046086), (10368, 3008480), (11520, 2707632), (12288, 2538405), (12960, 2406784), (13824, 2256360), (15360, 2030724), (17280, 1805088), (18432, 1692270), (18803, 1658880), (20480, 1523043), (20736, 1504240), (23040, 1353816), (25920, 1203392), (27648, 1128180), (30720, 1015362), (34560, 902544), (36864, 846135), (37606, 829440), (41472, 752120), (46080, 676908), (51840, 601696), (55296, 564090), (56409, 552960), (61440, 507681), (69120, 451272), (75212, 414720), (82944, 376060), (92160, 338454), (94015, 331776), (103680, 300848), (110592, 282045), (112818, 276480), (138240, 225636), (150424, 207360), (165888, 188030), (169227, 184320)]