321442560

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:232

約数の個数: 288

約数和(自身を含む): 1165570560

約数和(自身を除く): 844128000

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, 131, 135, 142, 144, 160, 180, 192, 213, 216, 240, 256, 262, 270, 284, 288, 320, 355, 360, 384, 393, 426, 432, 480, 524, 540, 568, 576, 639, 640, 655, 710, 720, 768, 786, 852, 864, 960, 1048, 1065, 1080, 1136, 1152, 1179, 1278, 1280, 1310, 1420, 1440, 1572, 1704, 1728, 1917, 1920, 1965, 2096, 2130, 2160, 2272, 2304, 2358, 2556, 2620, 2840, 2880, 3144, 3195, 3408, 3456, 3537, 3834, 3840, 3930, 4192, 4260, 4320, 4544, 4716, 5112, 5240, 5680, 5760, 5895, 6288, 6390, 6816, 6912, 7074, 7668, 7860, 8384, 8520, 8640, 9088, 9301, 9432, 9585, 10224, 10480, 11360, 11520, 11790, 12576, 12780, 13632, 14148, 15336, 15720, 16768, 17040, 17280, 17685, 18176, 18602, 18864, 19170, 20448, 20960, 22720, 23580, 25152, 25560, 27264, 27903, 28296, 30672, 31440, 33536, 34080, 34560, 35370, 37204, 37728, 38340, 40896, 41920, 45440, 46505, 47160, 50304, 51120, 54528, 55806, 56592, 61344, 62880, 68160, 70740, 74408, 75456, 76680, 81792, 83709, 83840, 90880, 93010, 94320, 100608, 102240, 111612, 113184, 122688, 125760, 136320, 139515, 141480, 148816, 150912, 153360, 163584, 167418, 167680, 186020, 188640, 204480, 223224, 226368, 245376, 251127, 251520, 272640, 279030, 282960, 297632, 301824, 306720, 334836, 372040, 377280, 408960, 418545, 446448, 452736, 490752, 502254, 503040, 558060, 565920, 595264, 613440, 669672, 744080, 754560, 817920, 837090, 892896, 905472, 1004508, 1116120, 1131840, 1190528, 1226880, 1255635, 1339344, 1488160, 1509120, 1674180, 1785792, 2009016, 2232240, 2263680, 2381056, 2453760, 2511270, 2678688, 2976320, 3348360, 3571584, 4018032, 4464480, 4527360, 5022540, 5357376, 5952640, 6696720, 7143168, 8036064, 8928960, 10045080, 10714752, 11905280, 13393440, 16072128, 17857920, 20090160, 21429504, 26786880, 32144256, 35715840, 40180320, 53573760, 64288512, 80360640, 107147520, 160721280, 321442560]

約数ペア:

[(1, 321442560), (2, 160721280), (3, 107147520), (4, 80360640), (5, 64288512), (6, 53573760), (8, 40180320), (9, 35715840), (10, 32144256), (12, 26786880), (15, 21429504), (16, 20090160), (18, 17857920), (20, 16072128), (24, 13393440), (27, 11905280), (30, 10714752), (32, 10045080), (36, 8928960), (40, 8036064), (45, 7143168), (48, 6696720), (54, 5952640), (60, 5357376), (64, 5022540), (71, 4527360), (72, 4464480), (80, 4018032), (90, 3571584), (96, 3348360), (108, 2976320), (120, 2678688), (128, 2511270), (131, 2453760), (135, 2381056), (142, 2263680), (144, 2232240), (160, 2009016), (180, 1785792), (192, 1674180), (213, 1509120), (216, 1488160), (240, 1339344), (256, 1255635), (262, 1226880), (270, 1190528), (284, 1131840), (288, 1116120), (320, 1004508), (355, 905472), (360, 892896), (384, 837090), (393, 817920), (426, 754560), (432, 744080), (480, 669672), (524, 613440), (540, 595264), (568, 565920), (576, 558060), (639, 503040), (640, 502254), (655, 490752), (710, 452736), (720, 446448), (768, 418545), (786, 408960), (852, 377280), (864, 372040), (960, 334836), (1048, 306720), (1065, 301824), (1080, 297632), (1136, 282960), (1152, 279030), (1179, 272640), (1278, 251520), (1280, 251127), (1310, 245376), (1420, 226368), (1440, 223224), (1572, 204480), (1704, 188640), (1728, 186020), (1917, 167680), (1920, 167418), (1965, 163584), (2096, 153360), (2130, 150912), (2160, 148816), (2272, 141480), (2304, 139515), (2358, 136320), (2556, 125760), (2620, 122688), (2840, 113184), (2880, 111612), (3144, 102240), (3195, 100608), (3408, 94320), (3456, 93010), (3537, 90880), (3834, 83840), (3840, 83709), (3930, 81792), (4192, 76680), (4260, 75456), (4320, 74408), (4544, 70740), (4716, 68160), (5112, 62880), (5240, 61344), (5680, 56592), (5760, 55806), (5895, 54528), (6288, 51120), (6390, 50304), (6816, 47160), (6912, 46505), (7074, 45440), (7668, 41920), (7860, 40896), (8384, 38340), (8520, 37728), (8640, 37204), (9088, 35370), (9301, 34560), (9432, 34080), (9585, 33536), (10224, 31440), (10480, 30672), (11360, 28296), (11520, 27903), (11790, 27264), (12576, 25560), (12780, 25152), (13632, 23580), (14148, 22720), (15336, 20960), (15720, 20448), (16768, 19170), (17040, 18864), (17280, 18602), (17685, 18176)]