1990686720

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:221

約数の個数: 384

約数和(自身を含む): 7161073920

約数和(自身を除く): 5170387200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 43, 44, 48, 55, 60, 64, 66, 80, 86, 88, 96, 110, 120, 128, 129, 132, 137, 160, 165, 172, 176, 192, 215, 220, 240, 256, 258, 264, 274, 320, 330, 344, 352, 384, 411, 430, 440, 473, 480, 512, 516, 528, 548, 640, 645, 660, 685, 688, 704, 768, 822, 860, 880, 946, 960, 1024, 1032, 1056, 1096, 1280, 1290, 1320, 1370, 1376, 1408, 1419, 1507, 1536, 1644, 1720, 1760, 1892, 1920, 2048, 2055, 2064, 2112, 2192, 2365, 2560, 2580, 2640, 2740, 2752, 2816, 2838, 3014, 3072, 3288, 3440, 3520, 3784, 3840, 4110, 4128, 4224, 4384, 4521, 4730, 5120, 5160, 5280, 5480, 5504, 5632, 5676, 5891, 6028, 6144, 6576, 6880, 7040, 7095, 7535, 7568, 7680, 8220, 8256, 8448, 8768, 9042, 9460, 10240, 10320, 10560, 10960, 11008, 11264, 11352, 11782, 12056, 13152, 13760, 14080, 14190, 15070, 15136, 15360, 16440, 16512, 16896, 17536, 17673, 18084, 18920, 20640, 21120, 21920, 22016, 22528, 22605, 22704, 23564, 24112, 26304, 27520, 28160, 28380, 29455, 30140, 30272, 30720, 32880, 33024, 33792, 35072, 35346, 36168, 37840, 41280, 42240, 43840, 44032, 45210, 45408, 47128, 48224, 52608, 55040, 56320, 56760, 58910, 60280, 60544, 64801, 65760, 66048, 67584, 70144, 70692, 72336, 75680, 82560, 84480, 87680, 88064, 88365, 90420, 90816, 94256, 96448, 105216, 110080, 112640, 113520, 117820, 120560, 121088, 129602, 131520, 132096, 140288, 141384, 144672, 151360, 165120, 168960, 175360, 176730, 180840, 181632, 188512, 192896, 194403, 210432, 220160, 227040, 235640, 241120, 242176, 259204, 263040, 264192, 280576, 282768, 289344, 302720, 324005, 330240, 337920, 350720, 353460, 361680, 363264, 377024, 385792, 388806, 420864, 440320, 454080, 471280, 482240, 484352, 518408, 526080, 565536, 578688, 605440, 648010, 660480, 701440, 706920, 723360, 726528, 754048, 771584, 777612, 841728, 908160, 942560, 964480, 968704, 972015, 1036816, 1052160, 1131072, 1157376, 1210880, 1296020, 1320960, 1402880, 1413840, 1446720, 1453056, 1508096, 1543168, 1555224, 1816320, 1885120, 1928960, 1944030, 2073632, 2104320, 2262144, 2314752, 2421760, 2592040, 2827680, 2893440, 2906112, 3016192, 3086336, 3110448, 3632640, 3770240, 3857920, 3888060, 4147264, 4208640, 4524288, 4629504, 4843520, 5184080, 5655360, 5786880, 6032384, 6220896, 7265280, 7540480, 7715840, 7776120, 8294528, 9048576, 9259008, 10368160, 11310720, 11573760, 12064768, 12441792, 14530560, 15080960, 15431680, 15552240, 16589056, 18097152, 20736320, 22621440, 23147520, 24883584, 30161920, 31104480, 33178112, 36194304, 41472640, 45242880, 46295040, 49767168, 60323840, 62208960, 66356224, 82945280, 90485760, 99534336, 124417920, 132712448, 165890560, 180971520, 199068672, 248835840, 331781120, 398137344, 497671680, 663562240, 995343360, 1990686720]

約数ペア:

[(1, 1990686720), (2, 995343360), (3, 663562240), (4, 497671680), (5, 398137344), (6, 331781120), (8, 248835840), (10, 199068672), (11, 180971520), (12, 165890560), (15, 132712448), (16, 124417920), (20, 99534336), (22, 90485760), (24, 82945280), (30, 66356224), (32, 62208960), (33, 60323840), (40, 49767168), (43, 46295040), (44, 45242880), (48, 41472640), (55, 36194304), (60, 33178112), (64, 31104480), (66, 30161920), (80, 24883584), (86, 23147520), (88, 22621440), (96, 20736320), (110, 18097152), (120, 16589056), (128, 15552240), (129, 15431680), (132, 15080960), (137, 14530560), (160, 12441792), (165, 12064768), (172, 11573760), (176, 11310720), (192, 10368160), (215, 9259008), (220, 9048576), (240, 8294528), (256, 7776120), (258, 7715840), (264, 7540480), (274, 7265280), (320, 6220896), (330, 6032384), (344, 5786880), (352, 5655360), (384, 5184080), (411, 4843520), (430, 4629504), (440, 4524288), (473, 4208640), (480, 4147264), (512, 3888060), (516, 3857920), (528, 3770240), (548, 3632640), (640, 3110448), (645, 3086336), (660, 3016192), (685, 2906112), (688, 2893440), (704, 2827680), (768, 2592040), (822, 2421760), (860, 2314752), (880, 2262144), (946, 2104320), (960, 2073632), (1024, 1944030), (1032, 1928960), (1056, 1885120), (1096, 1816320), (1280, 1555224), (1290, 1543168), (1320, 1508096), (1370, 1453056), (1376, 1446720), (1408, 1413840), (1419, 1402880), (1507, 1320960), (1536, 1296020), (1644, 1210880), (1720, 1157376), (1760, 1131072), (1892, 1052160), (1920, 1036816), (2048, 972015), (2055, 968704), (2064, 964480), (2112, 942560), (2192, 908160), (2365, 841728), (2560, 777612), (2580, 771584), (2640, 754048), (2740, 726528), (2752, 723360), (2816, 706920), (2838, 701440), (3014, 660480), (3072, 648010), (3288, 605440), (3440, 578688), (3520, 565536), (3784, 526080), (3840, 518408), (4110, 484352), (4128, 482240), (4224, 471280), (4384, 454080), (4521, 440320), (4730, 420864), (5120, 388806), (5160, 385792), (5280, 377024), (5480, 363264), (5504, 361680), (5632, 353460), (5676, 350720), (5891, 337920), (6028, 330240), (6144, 324005), (6576, 302720), (6880, 289344), (7040, 282768), (7095, 280576), (7535, 264192), (7568, 263040), (7680, 259204), (8220, 242176), (8256, 241120), (8448, 235640), (8768, 227040), (9042, 220160), (9460, 210432), (10240, 194403), (10320, 192896), (10560, 188512), (10960, 181632), (11008, 180840), (11264, 176730), (11352, 175360), (11782, 168960), (12056, 165120), (13152, 151360), (13760, 144672), (14080, 141384), (14190, 140288), (15070, 132096), (15136, 131520), (15360, 129602), (16440, 121088), (16512, 120560), (16896, 117820), (17536, 113520), (17673, 112640), (18084, 110080), (18920, 105216), (20640, 96448), (21120, 94256), (21920, 90816), (22016, 90420), (22528, 88365), (22605, 88064), (22704, 87680), (23564, 84480), (24112, 82560), (26304, 75680), (27520, 72336), (28160, 70692), (28380, 70144), (29455, 67584), (30140, 66048), (30272, 65760), (30720, 64801), (32880, 60544), (33024, 60280), (33792, 58910), (35072, 56760), (35346, 56320), (36168, 55040), (37840, 52608), (41280, 48224), (42240, 47128), (43840, 45408), (44032, 45210)]