21412759680

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{21997}}^1$

素因数の和:22048

約数の個数: 288

約数和(自身を含む): 80069860260

約数和(自身を除く): 58657100580

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 169, 180, 192, 195, 208, 234, 240, 260, 288, 312, 320, 338, 360, 384, 390, 416, 468, 480, 507, 520, 576, 585, 624, 640, 676, 720, 780, 832, 845, 936, 960, 1014, 1040, 1152, 1170, 1248, 1352, 1440, 1521, 1560, 1664, 1690, 1872, 1920, 2028, 2080, 2340, 2496, 2535, 2704, 2880, 3042, 3120, 3380, 3744, 4056, 4160, 4680, 4992, 5070, 5408, 5760, 6084, 6240, 6760, 7488, 7605, 8112, 8320, 9360, 10140, 10816, 12168, 12480, 13520, 14976, 15210, 16224, 18720, 20280, 21632, 21997, 24336, 24960, 27040, 30420, 32448, 37440, 40560, 43994, 48672, 54080, 60840, 64896, 65991, 74880, 81120, 87988, 97344, 108160, 109985, 121680, 131982, 162240, 175976, 194688, 197973, 219970, 243360, 263964, 285961, 324480, 329955, 351952, 395946, 439940, 486720, 527928, 571922, 659910, 703904, 791892, 857883, 879880, 973440, 989865, 1055856, 1143844, 1319820, 1407808, 1429805, 1583784, 1715766, 1759760, 1979730, 2111712, 2287688, 2573649, 2639640, 2815616, 2859610, 3167568, 3431532, 3519520, 3717493, 3959460, 4223424, 4289415, 4575376, 5147298, 5279280, 5719220, 6335136, 6863064, 7039040, 7434986, 7918920, 8446848, 8578830, 9150752, 10294596, 10558560, 11152479, 11438440, 12670272, 12868245, 13726128, 14078080, 14869972, 15837840, 17157660, 18301504, 18587465, 20589192, 21117120, 22304958, 22876880, 25340544, 25736490, 27452256, 29739944, 31675680, 33457437, 34315320, 36603008, 37174930, 41178384, 42234240, 44609916, 45753760, 51472980, 54904512, 55762395, 59479888, 63351360, 66914874, 68630640, 74349860, 82356768, 89219832, 91507520, 102945960, 109809024, 111524790, 118959776, 126702720, 133829748, 137261280, 148699720, 164713536, 167287185, 178439664, 183015040, 205891920, 223049580, 237919552, 267659496, 274522560, 297399440, 329427072, 334574370, 356879328, 411783840, 446099160, 475839104, 535318992, 549045120, 594798880, 669148740, 713758656, 823567680, 892198320, 1070637984, 1189597760, 1338297480, 1427517312, 1647135360, 1784396640, 2141275968, 2379195520, 2676594960, 3568793280, 4282551936, 5353189920, 7137586560, 10706379840, 21412759680]

約数ペア:

[(1, 21412759680), (2, 10706379840), (3, 7137586560), (4, 5353189920), (5, 4282551936), (6, 3568793280), (8, 2676594960), (9, 2379195520), (10, 2141275968), (12, 1784396640), (13, 1647135360), (15, 1427517312), (16, 1338297480), (18, 1189597760), (20, 1070637984), (24, 892198320), (26, 823567680), (30, 713758656), (32, 669148740), (36, 594798880), (39, 549045120), (40, 535318992), (45, 475839104), (48, 446099160), (52, 411783840), (60, 356879328), (64, 334574370), (65, 329427072), (72, 297399440), (78, 274522560), (80, 267659496), (90, 237919552), (96, 223049580), (104, 205891920), (117, 183015040), (120, 178439664), (128, 167287185), (130, 164713536), (144, 148699720), (156, 137261280), (160, 133829748), (169, 126702720), (180, 118959776), (192, 111524790), (195, 109809024), (208, 102945960), (234, 91507520), (240, 89219832), (260, 82356768), (288, 74349860), (312, 68630640), (320, 66914874), (338, 63351360), (360, 59479888), (384, 55762395), (390, 54904512), (416, 51472980), (468, 45753760), (480, 44609916), (507, 42234240), (520, 41178384), (576, 37174930), (585, 36603008), (624, 34315320), (640, 33457437), (676, 31675680), (720, 29739944), (780, 27452256), (832, 25736490), (845, 25340544), (936, 22876880), (960, 22304958), (1014, 21117120), (1040, 20589192), (1152, 18587465), (1170, 18301504), (1248, 17157660), (1352, 15837840), (1440, 14869972), (1521, 14078080), (1560, 13726128), (1664, 12868245), (1690, 12670272), (1872, 11438440), (1920, 11152479), (2028, 10558560), (2080, 10294596), (2340, 9150752), (2496, 8578830), (2535, 8446848), (2704, 7918920), (2880, 7434986), (3042, 7039040), (3120, 6863064), (3380, 6335136), (3744, 5719220), (4056, 5279280), (4160, 5147298), (4680, 4575376), (4992, 4289415), (5070, 4223424), (5408, 3959460), (5760, 3717493), (6084, 3519520), (6240, 3431532), (6760, 3167568), (7488, 2859610), (7605, 2815616), (8112, 2639640), (8320, 2573649), (9360, 2287688), (10140, 2111712), (10816, 1979730), (12168, 1759760), (12480, 1715766), (13520, 1583784), (14976, 1429805), (15210, 1407808), (16224, 1319820), (18720, 1143844), (20280, 1055856), (21632, 989865), (21997, 973440), (24336, 879880), (24960, 857883), (27040, 791892), (30420, 703904), (32448, 659910), (37440, 571922), (40560, 527928), (43994, 486720), (48672, 439940), (54080, 395946), (60840, 351952), (64896, 329955), (65991, 324480), (74880, 285961), (81120, 263964), (87988, 243360), (97344, 219970), (108160, 197973), (109985, 194688), (121680, 175976), (131982, 162240)]