628162560

素因数分解:

$2^{16}\times 3^3\times 5^1\times {\mathrm{71}}^1$

素因数の和:117

約数の個数: 272

約数和(自身を含む): 2264906880

約数和(自身を除く): 1636744320

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, 71, 72, 80, 90, 96, 108, 120, 128, 135, 142, 144, 160, 180, 192, 213, 216, 240, 256, 270, 284, 288, 320, 355, 360, 384, 426, 432, 480, 512, 540, 568, 576, 639, 640, 710, 720, 768, 852, 864, 960, 1024, 1065, 1080, 1136, 1152, 1278, 1280, 1420, 1440, 1536, 1704, 1728, 1917, 1920, 2048, 2130, 2160, 2272, 2304, 2556, 2560, 2840, 2880, 3072, 3195, 3408, 3456, 3834, 3840, 4096, 4260, 4320, 4544, 4608, 5112, 5120, 5680, 5760, 6144, 6390, 6816, 6912, 7668, 7680, 8192, 8520, 8640, 9088, 9216, 9585, 10224, 10240, 11360, 11520, 12288, 12780, 13632, 13824, 15336, 15360, 16384, 17040, 17280, 18176, 18432, 19170, 20448, 20480, 22720, 23040, 24576, 25560, 27264, 27648, 30672, 30720, 32768, 34080, 34560, 36352, 36864, 38340, 40896, 40960, 45440, 46080, 49152, 51120, 54528, 55296, 61344, 61440, 65536, 68160, 69120, 72704, 73728, 76680, 81792, 81920, 90880, 92160, 98304, 102240, 109056, 110592, 122688, 122880, 136320, 138240, 145408, 147456, 153360, 163584, 163840, 181760, 184320, 196608, 204480, 218112, 221184, 245376, 245760, 272640, 276480, 290816, 294912, 306720, 327168, 327680, 363520, 368640, 408960, 436224, 442368, 490752, 491520, 545280, 552960, 581632, 589824, 613440, 654336, 727040, 737280, 817920, 872448, 884736, 981504, 983040, 1090560, 1105920, 1163264, 1226880, 1308672, 1454080, 1474560, 1635840, 1744896, 1769472, 1963008, 2181120, 2211840, 2326528, 2453760, 2617344, 2908160, 2949120, 3271680, 3489792, 3926016, 4362240, 4423680, 4653056, 4907520, 5234688, 5816320, 6543360, 6979584, 7852032, 8724480, 8847360, 9815040, 10469376, 11632640, 13086720, 13959168, 15704064, 17448960, 19630080, 20938752, 23265280, 26173440, 31408128, 34897920, 39260160, 41877504, 52346880, 62816256, 69795840, 78520320, 104693760, 125632512, 157040640, 209387520, 314081280, 628162560]

約数ペア:

[(1, 628162560), (2, 314081280), (3, 209387520), (4, 157040640), (5, 125632512), (6, 104693760), (8, 78520320), (9, 69795840), (10, 62816256), (12, 52346880), (15, 41877504), (16, 39260160), (18, 34897920), (20, 31408128), (24, 26173440), (27, 23265280), (30, 20938752), (32, 19630080), (36, 17448960), (40, 15704064), (45, 13959168), (48, 13086720), (54, 11632640), (60, 10469376), (64, 9815040), (71, 8847360), (72, 8724480), (80, 7852032), (90, 6979584), (96, 6543360), (108, 5816320), (120, 5234688), (128, 4907520), (135, 4653056), (142, 4423680), (144, 4362240), (160, 3926016), (180, 3489792), (192, 3271680), (213, 2949120), (216, 2908160), (240, 2617344), (256, 2453760), (270, 2326528), (284, 2211840), (288, 2181120), (320, 1963008), (355, 1769472), (360, 1744896), (384, 1635840), (426, 1474560), (432, 1454080), (480, 1308672), (512, 1226880), (540, 1163264), (568, 1105920), (576, 1090560), (639, 983040), (640, 981504), (710, 884736), (720, 872448), (768, 817920), (852, 737280), (864, 727040), (960, 654336), (1024, 613440), (1065, 589824), (1080, 581632), (1136, 552960), (1152, 545280), (1278, 491520), (1280, 490752), (1420, 442368), (1440, 436224), (1536, 408960), (1704, 368640), (1728, 363520), (1917, 327680), (1920, 327168), (2048, 306720), (2130, 294912), (2160, 290816), (2272, 276480), (2304, 272640), (2556, 245760), (2560, 245376), (2840, 221184), (2880, 218112), (3072, 204480), (3195, 196608), (3408, 184320), (3456, 181760), (3834, 163840), (3840, 163584), (4096, 153360), (4260, 147456), (4320, 145408), (4544, 138240), (4608, 136320), (5112, 122880), (5120, 122688), (5680, 110592), (5760, 109056), (6144, 102240), (6390, 98304), (6816, 92160), (6912, 90880), (7668, 81920), (7680, 81792), (8192, 76680), (8520, 73728), (8640, 72704), (9088, 69120), (9216, 68160), (9585, 65536), (10224, 61440), (10240, 61344), (11360, 55296), (11520, 54528), (12288, 51120), (12780, 49152), (13632, 46080), (13824, 45440), (15336, 40960), (15360, 40896), (16384, 38340), (17040, 36864), (17280, 36352), (18176, 34560), (18432, 34080), (19170, 32768), (20448, 30720), (20480, 30672), (22720, 27648), (23040, 27264), (24576, 25560)]