1996816640

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:158

約数の個数: 432

約数和(自身を含む): 6263470080

約数和(自身を除く): 4266653440

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 49, 52, 56, 62, 64, 65, 70, 79, 80, 91, 98, 104, 112, 124, 128, 130, 140, 155, 158, 160, 182, 196, 208, 217, 224, 245, 248, 256, 260, 280, 310, 316, 320, 364, 392, 395, 403, 416, 434, 448, 455, 490, 496, 520, 553, 560, 620, 632, 637, 640, 728, 784, 790, 806, 832, 868, 896, 910, 980, 992, 1027, 1040, 1085, 1106, 1120, 1240, 1264, 1274, 1280, 1456, 1519, 1568, 1580, 1612, 1664, 1736, 1792, 1820, 1960, 1984, 2015, 2054, 2080, 2170, 2212, 2240, 2449, 2480, 2528, 2548, 2765, 2821, 2912, 3038, 3136, 3160, 3185, 3224, 3328, 3472, 3640, 3871, 3920, 3968, 4030, 4108, 4160, 4340, 4424, 4480, 4898, 4960, 5056, 5096, 5135, 5530, 5642, 5824, 6076, 6272, 6320, 6370, 6448, 6944, 7189, 7280, 7595, 7742, 7840, 7936, 8060, 8216, 8320, 8680, 8848, 8960, 9796, 9920, 10112, 10192, 10270, 11060, 11284, 11648, 12152, 12245, 12544, 12640, 12740, 12896, 13888, 14105, 14378, 14560, 15190, 15484, 15680, 16120, 16432, 16640, 17143, 17360, 17696, 19355, 19592, 19747, 19840, 20224, 20384, 20540, 22120, 22568, 23296, 24304, 24490, 25280, 25480, 25792, 27776, 28210, 28756, 29120, 30380, 30968, 31360, 31837, 32240, 32864, 34286, 34720, 35392, 35945, 38710, 39184, 39494, 39680, 40768, 41080, 44240, 45136, 48608, 48980, 50323, 50560, 50960, 51584, 55552, 56420, 57512, 58240, 60760, 61936, 62720, 63674, 64480, 65728, 68572, 69440, 70784, 71890, 77420, 78368, 78988, 81536, 82160, 85715, 88480, 90272, 97216, 97960, 98735, 100646, 101120, 101920, 103168, 112840, 115024, 116480, 120001, 121520, 123872, 127348, 128960, 131456, 137144, 138880, 141568, 143780, 154840, 156736, 157976, 159185, 163072, 164320, 171430, 176960, 180544, 194432, 195920, 197470, 201292, 203840, 222859, 225680, 230048, 240002, 243040, 247744, 251615, 254696, 257920, 262912, 274288, 277760, 287560, 309680, 313472, 315952, 318370, 328640, 342860, 353920, 361088, 388864, 391840, 394940, 402584, 407680, 445718, 451360, 460096, 480004, 486080, 495488, 503230, 509392, 515840, 548576, 575120, 600005, 619360, 626944, 631904, 636740, 657280, 685720, 707840, 722176, 783680, 789880, 805168, 815360, 891436, 902720, 920192, 960008, 972160, 990976, 1006460, 1018784, 1097152, 1114295, 1150240, 1200010, 1238720, 1263808, 1273480, 1314560, 1371440, 1560013, 1567360, 1579760, 1610336, 1782872, 1805440, 1840384, 1920016, 1944320, 2012920, 2037568, 2194304, 2228590, 2300480, 2400020, 2477440, 2527616, 2546960, 2742880, 3120026, 3134720, 3159520, 3220672, 3565744, 3610880, 3840032, 4025840, 4075136, 4388608, 4457180, 4600960, 4800040, 4954880, 5055232, 5093920, 5485760, 6240052, 6319040, 6441344, 7131488, 7680064, 7800065, 8051680, 8150272, 8914360, 9201920, 9600080, 10187840, 10971520, 12480104, 12638080, 12882688, 14262976, 15360128, 15600130, 16103360, 17828720, 19200160, 20375680, 21943040, 24960208, 25276160, 28525952, 30720256, 31200260, 32206720, 35657440, 38400320, 40751360, 49920416, 57051904, 62400520, 64413440, 71314880, 76800640, 99840832, 124801040, 142629760, 153601280, 199681664, 249602080, 285259520, 399363328, 499204160, 998408320, 1996816640]

約数ペア:

[(1, 1996816640), (2, 998408320), (4, 499204160), (5, 399363328), (7, 285259520), (8, 249602080), (10, 199681664), (13, 153601280), (14, 142629760), (16, 124801040), (20, 99840832), (26, 76800640), (28, 71314880), (31, 64413440), (32, 62400520), (35, 57051904), (40, 49920416), (49, 40751360), (52, 38400320), (56, 35657440), (62, 32206720), (64, 31200260), (65, 30720256), (70, 28525952), (79, 25276160), (80, 24960208), (91, 21943040), (98, 20375680), (104, 19200160), (112, 17828720), (124, 16103360), (128, 15600130), (130, 15360128), (140, 14262976), (155, 12882688), (158, 12638080), (160, 12480104), (182, 10971520), (196, 10187840), (208, 9600080), (217, 9201920), (224, 8914360), (245, 8150272), (248, 8051680), (256, 7800065), (260, 7680064), (280, 7131488), (310, 6441344), (316, 6319040), (320, 6240052), (364, 5485760), (392, 5093920), (395, 5055232), (403, 4954880), (416, 4800040), (434, 4600960), (448, 4457180), (455, 4388608), (490, 4075136), (496, 4025840), (520, 3840032), (553, 3610880), (560, 3565744), (620, 3220672), (632, 3159520), (637, 3134720), (640, 3120026), (728, 2742880), (784, 2546960), (790, 2527616), (806, 2477440), (832, 2400020), (868, 2300480), (896, 2228590), (910, 2194304), (980, 2037568), (992, 2012920), (1027, 1944320), (1040, 1920016), (1085, 1840384), (1106, 1805440), (1120, 1782872), (1240, 1610336), (1264, 1579760), (1274, 1567360), (1280, 1560013), (1456, 1371440), (1519, 1314560), (1568, 1273480), (1580, 1263808), (1612, 1238720), (1664, 1200010), (1736, 1150240), (1792, 1114295), (1820, 1097152), (1960, 1018784), (1984, 1006460), (2015, 990976), (2054, 972160), (2080, 960008), (2170, 920192), (2212, 902720), (2240, 891436), (2449, 815360), (2480, 805168), (2528, 789880), (2548, 783680), (2765, 722176), (2821, 707840), (2912, 685720), (3038, 657280), (3136, 636740), (3160, 631904), (3185, 626944), (3224, 619360), (3328, 600005), (3472, 575120), (3640, 548576), (3871, 515840), (3920, 509392), (3968, 503230), (4030, 495488), (4108, 486080), (4160, 480004), (4340, 460096), (4424, 451360), (4480, 445718), (4898, 407680), (4960, 402584), (5056, 394940), (5096, 391840), (5135, 388864), (5530, 361088), (5642, 353920), (5824, 342860), (6076, 328640), (6272, 318370), (6320, 315952), (6370, 313472), (6448, 309680), (6944, 287560), (7189, 277760), (7280, 274288), (7595, 262912), (7742, 257920), (7840, 254696), (7936, 251615), (8060, 247744), (8216, 243040), (8320, 240002), (8680, 230048), (8848, 225680), (8960, 222859), (9796, 203840), (9920, 201292), (10112, 197470), (10192, 195920), (10270, 194432), (11060, 180544), (11284, 176960), (11648, 171430), (12152, 164320), (12245, 163072), (12544, 159185), (12640, 157976), (12740, 156736), (12896, 154840), (13888, 143780), (14105, 141568), (14378, 138880), (14560, 137144), (15190, 131456), (15484, 128960), (15680, 127348), (16120, 123872), (16432, 121520), (16640, 120001), (17143, 116480), (17360, 115024), (17696, 112840), (19355, 103168), (19592, 101920), (19747, 101120), (19840, 100646), (20224, 98735), (20384, 97960), (20540, 97216), (22120, 90272), (22568, 88480), (23296, 85715), (24304, 82160), (24490, 81536), (25280, 78988), (25480, 78368), (25792, 77420), (27776, 71890), (28210, 70784), (28756, 69440), (29120, 68572), (30380, 65728), (30968, 64480), (31360, 63674), (31837, 62720), (32240, 61936), (32864, 60760), (34286, 58240), (34720, 57512), (35392, 56420), (35945, 55552), (38710, 51584), (39184, 50960), (39494, 50560), (39680, 50323), (40768, 48980), (41080, 48608), (44240, 45136)]