81960960

素因数分解:

$2^{13}\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:86

約数の個数: 224

約数和(自身を含む): 283098240

約数和(自身を除く): 201137280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 29, 30, 32, 40, 46, 48, 58, 60, 64, 69, 80, 87, 92, 96, 115, 116, 120, 128, 138, 145, 160, 174, 184, 192, 230, 232, 240, 256, 276, 290, 320, 345, 348, 368, 384, 435, 460, 464, 480, 512, 552, 580, 640, 667, 690, 696, 736, 768, 870, 920, 928, 960, 1024, 1104, 1160, 1280, 1334, 1380, 1392, 1472, 1536, 1740, 1840, 1856, 1920, 2001, 2048, 2208, 2320, 2560, 2668, 2760, 2784, 2944, 3072, 3335, 3480, 3680, 3712, 3840, 4002, 4096, 4416, 4640, 5120, 5336, 5520, 5568, 5888, 6144, 6670, 6960, 7360, 7424, 7680, 8004, 8192, 8832, 9280, 10005, 10240, 10672, 11040, 11136, 11776, 12288, 13340, 13920, 14720, 14848, 15360, 16008, 17664, 18560, 20010, 20480, 21344, 22080, 22272, 23552, 24576, 26680, 27840, 29440, 29696, 30720, 32016, 35328, 37120, 40020, 40960, 42688, 44160, 44544, 47104, 53360, 55680, 58880, 59392, 61440, 64032, 70656, 74240, 80040, 85376, 88320, 89088, 94208, 106720, 111360, 117760, 118784, 122880, 128064, 141312, 148480, 160080, 170752, 176640, 178176, 188416, 213440, 222720, 235520, 237568, 256128, 282624, 296960, 320160, 341504, 353280, 356352, 426880, 445440, 471040, 512256, 565248, 593920, 640320, 683008, 706560, 712704, 853760, 890880, 942080, 1024512, 1187840, 1280640, 1366016, 1413120, 1707520, 1781760, 2049024, 2561280, 2732032, 2826240, 3415040, 3563520, 4098048, 5122560, 5464064, 6830080, 8196096, 10245120, 13660160, 16392192, 20490240, 27320320, 40980480, 81960960]

約数ペア:

[(1, 81960960), (2, 40980480), (3, 27320320), (4, 20490240), (5, 16392192), (6, 13660160), (8, 10245120), (10, 8196096), (12, 6830080), (15, 5464064), (16, 5122560), (20, 4098048), (23, 3563520), (24, 3415040), (29, 2826240), (30, 2732032), (32, 2561280), (40, 2049024), (46, 1781760), (48, 1707520), (58, 1413120), (60, 1366016), (64, 1280640), (69, 1187840), (80, 1024512), (87, 942080), (92, 890880), (96, 853760), (115, 712704), (116, 706560), (120, 683008), (128, 640320), (138, 593920), (145, 565248), (160, 512256), (174, 471040), (184, 445440), (192, 426880), (230, 356352), (232, 353280), (240, 341504), (256, 320160), (276, 296960), (290, 282624), (320, 256128), (345, 237568), (348, 235520), (368, 222720), (384, 213440), (435, 188416), (460, 178176), (464, 176640), (480, 170752), (512, 160080), (552, 148480), (580, 141312), (640, 128064), (667, 122880), (690, 118784), (696, 117760), (736, 111360), (768, 106720), (870, 94208), (920, 89088), (928, 88320), (960, 85376), (1024, 80040), (1104, 74240), (1160, 70656), (1280, 64032), (1334, 61440), (1380, 59392), (1392, 58880), (1472, 55680), (1536, 53360), (1740, 47104), (1840, 44544), (1856, 44160), (1920, 42688), (2001, 40960), (2048, 40020), (2208, 37120), (2320, 35328), (2560, 32016), (2668, 30720), (2760, 29696), (2784, 29440), (2944, 27840), (3072, 26680), (3335, 24576), (3480, 23552), (3680, 22272), (3712, 22080), (3840, 21344), (4002, 20480), (4096, 20010), (4416, 18560), (4640, 17664), (5120, 16008), (5336, 15360), (5520, 14848), (5568, 14720), (5888, 13920), (6144, 13340), (6670, 12288), (6960, 11776), (7360, 11136), (7424, 11040), (7680, 10672), (8004, 10240), (8192, 10005), (8832, 9280)]