12741120

素因数分解:

$2^9\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1$

素因数の和:115

約数の個数: 240

約数和(自身を含む): 51068160

約数和(自身を除く): 38327040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 79, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 158, 160, 168, 180, 192, 210, 224, 237, 240, 252, 256, 280, 288, 315, 316, 320, 336, 360, 384, 395, 420, 448, 474, 480, 504, 512, 553, 560, 576, 630, 632, 640, 672, 711, 720, 768, 790, 840, 896, 948, 960, 1008, 1106, 1120, 1152, 1185, 1260, 1264, 1280, 1344, 1422, 1440, 1536, 1580, 1659, 1680, 1792, 1896, 1920, 2016, 2212, 2240, 2304, 2370, 2520, 2528, 2560, 2688, 2765, 2844, 2880, 3160, 3318, 3360, 3555, 3584, 3792, 3840, 4032, 4424, 4480, 4608, 4740, 4977, 5040, 5056, 5376, 5530, 5688, 5760, 6320, 6636, 6720, 7110, 7584, 7680, 8064, 8295, 8848, 8960, 9480, 9954, 10080, 10112, 10752, 11060, 11376, 11520, 12640, 13272, 13440, 14220, 15168, 16128, 16590, 17696, 17920, 18960, 19908, 20160, 20224, 22120, 22752, 23040, 24885, 25280, 26544, 26880, 28440, 30336, 32256, 33180, 35392, 37920, 39816, 40320, 40448, 44240, 45504, 49770, 50560, 53088, 53760, 56880, 60672, 66360, 70784, 75840, 79632, 80640, 88480, 91008, 99540, 101120, 106176, 113760, 121344, 132720, 141568, 151680, 159264, 161280, 176960, 182016, 199080, 202240, 212352, 227520, 265440, 283136, 303360, 318528, 353920, 364032, 398160, 424704, 455040, 530880, 606720, 637056, 707840, 796320, 849408, 910080, 1061760, 1274112, 1415680, 1592640, 1820160, 2123520, 2548224, 3185280, 4247040, 6370560, 12741120]

約数ペア:

[(1, 12741120), (2, 6370560), (3, 4247040), (4, 3185280), (5, 2548224), (6, 2123520), (7, 1820160), (8, 1592640), (9, 1415680), (10, 1274112), (12, 1061760), (14, 910080), (15, 849408), (16, 796320), (18, 707840), (20, 637056), (21, 606720), (24, 530880), (28, 455040), (30, 424704), (32, 398160), (35, 364032), (36, 353920), (40, 318528), (42, 303360), (45, 283136), (48, 265440), (56, 227520), (60, 212352), (63, 202240), (64, 199080), (70, 182016), (72, 176960), (79, 161280), (80, 159264), (84, 151680), (90, 141568), (96, 132720), (105, 121344), (112, 113760), (120, 106176), (126, 101120), (128, 99540), (140, 91008), (144, 88480), (158, 80640), (160, 79632), (168, 75840), (180, 70784), (192, 66360), (210, 60672), (224, 56880), (237, 53760), (240, 53088), (252, 50560), (256, 49770), (280, 45504), (288, 44240), (315, 40448), (316, 40320), (320, 39816), (336, 37920), (360, 35392), (384, 33180), (395, 32256), (420, 30336), (448, 28440), (474, 26880), (480, 26544), (504, 25280), (512, 24885), (553, 23040), (560, 22752), (576, 22120), (630, 20224), (632, 20160), (640, 19908), (672, 18960), (711, 17920), (720, 17696), (768, 16590), (790, 16128), (840, 15168), (896, 14220), (948, 13440), (960, 13272), (1008, 12640), (1106, 11520), (1120, 11376), (1152, 11060), (1185, 10752), (1260, 10112), (1264, 10080), (1280, 9954), (1344, 9480), (1422, 8960), (1440, 8848), (1536, 8295), (1580, 8064), (1659, 7680), (1680, 7584), (1792, 7110), (1896, 6720), (1920, 6636), (2016, 6320), (2212, 5760), (2240, 5688), (2304, 5530), (2370, 5376), (2520, 5056), (2528, 5040), (2560, 4977), (2688, 4740), (2765, 4608), (2844, 4480), (2880, 4424), (3160, 4032), (3318, 3840), (3360, 3792), (3555, 3584)]