991038720

素因数分解:

$2^8\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:290

約数の個数: 432

約数和(自身を含む): 3858744960

約数和(自身を除く): 2867706240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 49, 56, 60, 64, 69, 70, 80, 84, 92, 96, 98, 105, 112, 115, 120, 128, 138, 140, 147, 160, 161, 168, 184, 192, 196, 210, 224, 229, 230, 240, 245, 256, 276, 280, 294, 320, 322, 336, 345, 368, 384, 392, 420, 448, 458, 460, 480, 483, 490, 552, 560, 588, 640, 644, 672, 687, 690, 735, 736, 768, 784, 805, 840, 896, 916, 920, 960, 966, 980, 1104, 1120, 1127, 1145, 1176, 1280, 1288, 1344, 1374, 1380, 1470, 1472, 1568, 1603, 1610, 1680, 1792, 1832, 1840, 1920, 1932, 1960, 2208, 2240, 2254, 2290, 2352, 2415, 2576, 2688, 2748, 2760, 2940, 2944, 3136, 3206, 3220, 3360, 3381, 3435, 3664, 3680, 3840, 3864, 3920, 4416, 4480, 4508, 4580, 4704, 4809, 4830, 5152, 5267, 5376, 5496, 5520, 5635, 5880, 5888, 6272, 6412, 6440, 6720, 6762, 6870, 7328, 7360, 7728, 7840, 8015, 8832, 8960, 9016, 9160, 9408, 9618, 9660, 10304, 10534, 10992, 11040, 11221, 11270, 11760, 12544, 12824, 12880, 13440, 13524, 13740, 14656, 14720, 15456, 15680, 15801, 16030, 16905, 17664, 18032, 18320, 18816, 19236, 19320, 20608, 21068, 21984, 22080, 22442, 22540, 23520, 24045, 25648, 25760, 26335, 26880, 27048, 27480, 29312, 29440, 30912, 31360, 31602, 32060, 33663, 33810, 36064, 36640, 36869, 37632, 38472, 38640, 41216, 42136, 43968, 44160, 44884, 45080, 47040, 48090, 51296, 51520, 52670, 54096, 54960, 56105, 58624, 61824, 62720, 63204, 64120, 67326, 67620, 72128, 73280, 73738, 76944, 77280, 79005, 84272, 87936, 88320, 89768, 90160, 94080, 96180, 102592, 103040, 105340, 108192, 109920, 110607, 112210, 123648, 126408, 128240, 134652, 135240, 144256, 146560, 147476, 153888, 154560, 158010, 168315, 168544, 175872, 179536, 180320, 184345, 188160, 192360, 205184, 206080, 210680, 216384, 219840, 221214, 224420, 252816, 256480, 258083, 269304, 270480, 288512, 293120, 294952, 307776, 309120, 316020, 336630, 337088, 359072, 360640, 368690, 384720, 410368, 421360, 432768, 439680, 442428, 448840, 505632, 512960, 516166, 538608, 540960, 553035, 589904, 615552, 618240, 632040, 673260, 674176, 718144, 721280, 737380, 769440, 774249, 842720, 865536, 879360, 884856, 897680, 1011264, 1025920, 1032332, 1077216, 1081920, 1106070, 1179808, 1231104, 1264080, 1290415, 1346520, 1348352, 1436288, 1442560, 1474760, 1538880, 1548498, 1685440, 1769712, 1795360, 2022528, 2051840, 2064664, 2154432, 2163840, 2212140, 2359616, 2528160, 2580830, 2693040, 2872576, 2949520, 3077760, 3096996, 3370880, 3539424, 3590720, 3871245, 4045056, 4129328, 4308864, 4327680, 4424280, 4719232, 5056320, 5161660, 5386080, 5899040, 6155520, 6193992, 6741760, 7078848, 7181440, 7742490, 8258656, 8617728, 8848560, 9438464, 10112640, 10323320, 10772160, 11798080, 12387984, 14157696, 14362880, 15484980, 16517312, 17697120, 20225280, 20646640, 21544320, 23596160, 24775968, 28315392, 30969960, 33034624, 35394240, 41293280, 43088640, 47192320, 49551936, 61939920, 66069248, 70788480, 82586560, 99103872, 123879840, 141576960, 165173120, 198207744, 247759680, 330346240, 495519360, 991038720]

約数ペア:

[(1, 991038720), (2, 495519360), (3, 330346240), (4, 247759680), (5, 198207744), (6, 165173120), (7, 141576960), (8, 123879840), (10, 99103872), (12, 82586560), (14, 70788480), (15, 66069248), (16, 61939920), (20, 49551936), (21, 47192320), (23, 43088640), (24, 41293280), (28, 35394240), (30, 33034624), (32, 30969960), (35, 28315392), (40, 24775968), (42, 23596160), (46, 21544320), (48, 20646640), (49, 20225280), (56, 17697120), (60, 16517312), (64, 15484980), (69, 14362880), (70, 14157696), (80, 12387984), (84, 11798080), (92, 10772160), (96, 10323320), (98, 10112640), (105, 9438464), (112, 8848560), (115, 8617728), (120, 8258656), (128, 7742490), (138, 7181440), (140, 7078848), (147, 6741760), (160, 6193992), (161, 6155520), (168, 5899040), (184, 5386080), (192, 5161660), (196, 5056320), (210, 4719232), (224, 4424280), (229, 4327680), (230, 4308864), (240, 4129328), (245, 4045056), (256, 3871245), (276, 3590720), (280, 3539424), (294, 3370880), (320, 3096996), (322, 3077760), (336, 2949520), (345, 2872576), (368, 2693040), (384, 2580830), (392, 2528160), (420, 2359616), (448, 2212140), (458, 2163840), (460, 2154432), (480, 2064664), (483, 2051840), (490, 2022528), (552, 1795360), (560, 1769712), (588, 1685440), (640, 1548498), (644, 1538880), (672, 1474760), (687, 1442560), (690, 1436288), (735, 1348352), (736, 1346520), (768, 1290415), (784, 1264080), (805, 1231104), (840, 1179808), (896, 1106070), (916, 1081920), (920, 1077216), (960, 1032332), (966, 1025920), (980, 1011264), (1104, 897680), (1120, 884856), (1127, 879360), (1145, 865536), (1176, 842720), (1280, 774249), (1288, 769440), (1344, 737380), (1374, 721280), (1380, 718144), (1470, 674176), (1472, 673260), (1568, 632040), (1603, 618240), (1610, 615552), (1680, 589904), (1792, 553035), (1832, 540960), (1840, 538608), (1920, 516166), (1932, 512960), (1960, 505632), (2208, 448840), (2240, 442428), (2254, 439680), (2290, 432768), (2352, 421360), (2415, 410368), (2576, 384720), (2688, 368690), (2748, 360640), (2760, 359072), (2940, 337088), (2944, 336630), (3136, 316020), (3206, 309120), (3220, 307776), (3360, 294952), (3381, 293120), (3435, 288512), (3664, 270480), (3680, 269304), (3840, 258083), (3864, 256480), (3920, 252816), (4416, 224420), (4480, 221214), (4508, 219840), (4580, 216384), (4704, 210680), (4809, 206080), (4830, 205184), (5152, 192360), (5267, 188160), (5376, 184345), (5496, 180320), (5520, 179536), (5635, 175872), (5880, 168544), (5888, 168315), (6272, 158010), (6412, 154560), (6440, 153888), (6720, 147476), (6762, 146560), (6870, 144256), (7328, 135240), (7360, 134652), (7728, 128240), (7840, 126408), (8015, 123648), (8832, 112210), (8960, 110607), (9016, 109920), (9160, 108192), (9408, 105340), (9618, 103040), (9660, 102592), (10304, 96180), (10534, 94080), (10992, 90160), (11040, 89768), (11221, 88320), (11270, 87936), (11760, 84272), (12544, 79005), (12824, 77280), (12880, 76944), (13440, 73738), (13524, 73280), (13740, 72128), (14656, 67620), (14720, 67326), (15456, 64120), (15680, 63204), (15801, 62720), (16030, 61824), (16905, 58624), (17664, 56105), (18032, 54960), (18320, 54096), (18816, 52670), (19236, 51520), (19320, 51296), (20608, 48090), (21068, 47040), (21984, 45080), (22080, 44884), (22442, 44160), (22540, 43968), (23520, 42136), (24045, 41216), (25648, 38640), (25760, 38472), (26335, 37632), (26880, 36869), (27048, 36640), (27480, 36064), (29312, 33810), (29440, 33663), (30912, 32060), (31360, 31602)]