20123961984

素因数分解:

$2^7\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1019}}^1$

素因数の和:1156

約数の個数: 384

約数和(自身を含む): 69249024000

約数和(自身を除く): 49125062016

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 48, 56, 62, 63, 64, 72, 79, 84, 93, 96, 112, 124, 126, 128, 144, 158, 168, 186, 192, 217, 224, 237, 248, 252, 279, 288, 316, 336, 372, 384, 434, 448, 474, 496, 504, 553, 558, 576, 632, 651, 672, 711, 744, 868, 896, 948, 992, 1008, 1019, 1106, 1116, 1152, 1264, 1302, 1344, 1422, 1488, 1659, 1736, 1896, 1953, 1984, 2016, 2038, 2212, 2232, 2449, 2528, 2604, 2688, 2844, 2976, 3057, 3318, 3472, 3792, 3906, 3968, 4032, 4076, 4424, 4464, 4898, 4977, 5056, 5208, 5688, 5952, 6114, 6636, 6944, 7133, 7347, 7584, 7812, 8064, 8152, 8848, 8928, 9171, 9796, 9954, 10112, 10416, 11376, 11904, 12228, 13272, 13888, 14266, 14694, 15168, 15624, 16304, 17143, 17696, 17856, 18342, 19592, 19908, 20832, 21399, 22041, 22752, 24456, 26544, 27776, 28532, 29388, 30336, 31248, 31589, 32608, 34286, 35392, 35712, 36684, 39184, 39816, 41664, 42798, 44082, 45504, 48912, 51429, 53088, 57064, 58776, 62496, 63178, 64197, 65216, 68572, 70784, 73368, 78368, 79632, 80501, 83328, 85596, 88164, 91008, 94767, 97824, 102858, 106176, 114128, 117552, 124992, 126356, 128394, 130432, 137144, 146736, 154287, 156736, 159264, 161002, 171192, 176328, 189534, 195648, 205716, 212352, 221123, 228256, 235104, 241503, 249984, 252712, 256788, 274288, 284301, 293472, 308574, 313472, 318528, 322004, 342384, 352656, 379068, 391296, 411432, 442246, 456512, 470208, 483006, 505424, 513576, 548576, 563507, 568602, 586944, 617148, 637056, 644008, 663369, 684768, 705312, 724509, 758136, 822864, 884492, 913024, 940416, 966012, 1010848, 1027152, 1097152, 1127014, 1137204, 1173888, 1234296, 1288016, 1326738, 1369536, 1410624, 1449018, 1516272, 1645728, 1690521, 1768984, 1932024, 1990107, 2021696, 2054304, 2194304, 2254028, 2274408, 2468592, 2495531, 2576032, 2653476, 2739072, 2821248, 2898036, 3032544, 3291456, 3381042, 3537968, 3864048, 3980214, 4043392, 4108608, 4508056, 4548816, 4937184, 4991062, 5071563, 5152064, 5306952, 5796072, 6065088, 6582912, 6762084, 7075936, 7486593, 7728096, 7960428, 8217216, 9016112, 9097632, 9874368, 9982124, 10143126, 10304128, 10613904, 11592144, 12130176, 13524168, 14151872, 14973186, 15456192, 15920856, 17468717, 18032224, 18195264, 19748736, 19964248, 20286252, 21227808, 22459779, 23184288, 27048336, 28303744, 29946372, 30912384, 31841712, 34937434, 36064448, 36390528, 39928496, 40572504, 42455616, 44919558, 46368576, 52406151, 54096672, 59892744, 63683424, 69874868, 72128896, 79856992, 81145008, 84911232, 89839116, 92737152, 104812302, 108193344, 119785488, 127366848, 139749736, 157218453, 159713984, 162290016, 179678232, 209624604, 216386688, 239570976, 254733696, 279499472, 314436906, 319427968, 324580032, 359356464, 419249208, 479141952, 558998944, 628873812, 649160064, 718712928, 838498416, 958283904, 1117997888, 1257747624, 1437425856, 1676996832, 2235995776, 2515495248, 2874851712, 3353993664, 5030990496, 6707987328, 10061980992, 20123961984]

約数ペア:

[(1, 20123961984), (2, 10061980992), (3, 6707987328), (4, 5030990496), (6, 3353993664), (7, 2874851712), (8, 2515495248), (9, 2235995776), (12, 1676996832), (14, 1437425856), (16, 1257747624), (18, 1117997888), (21, 958283904), (24, 838498416), (28, 718712928), (31, 649160064), (32, 628873812), (36, 558998944), (42, 479141952), (48, 419249208), (56, 359356464), (62, 324580032), (63, 319427968), (64, 314436906), (72, 279499472), (79, 254733696), (84, 239570976), (93, 216386688), (96, 209624604), (112, 179678232), (124, 162290016), (126, 159713984), (128, 157218453), (144, 139749736), (158, 127366848), (168, 119785488), (186, 108193344), (192, 104812302), (217, 92737152), (224, 89839116), (237, 84911232), (248, 81145008), (252, 79856992), (279, 72128896), (288, 69874868), (316, 63683424), (336, 59892744), (372, 54096672), (384, 52406151), (434, 46368576), (448, 44919558), (474, 42455616), (496, 40572504), (504, 39928496), (553, 36390528), (558, 36064448), (576, 34937434), (632, 31841712), (651, 30912384), (672, 29946372), (711, 28303744), (744, 27048336), (868, 23184288), (896, 22459779), (948, 21227808), (992, 20286252), (1008, 19964248), (1019, 19748736), (1106, 18195264), (1116, 18032224), (1152, 17468717), (1264, 15920856), (1302, 15456192), (1344, 14973186), (1422, 14151872), (1488, 13524168), (1659, 12130176), (1736, 11592144), (1896, 10613904), (1953, 10304128), (1984, 10143126), (2016, 9982124), (2038, 9874368), (2212, 9097632), (2232, 9016112), (2449, 8217216), (2528, 7960428), (2604, 7728096), (2688, 7486593), (2844, 7075936), (2976, 6762084), (3057, 6582912), (3318, 6065088), (3472, 5796072), (3792, 5306952), (3906, 5152064), (3968, 5071563), (4032, 4991062), (4076, 4937184), (4424, 4548816), (4464, 4508056), (4898, 4108608), (4977, 4043392), (5056, 3980214), (5208, 3864048), (5688, 3537968), (5952, 3381042), (6114, 3291456), (6636, 3032544), (6944, 2898036), (7133, 2821248), (7347, 2739072), (7584, 2653476), (7812, 2576032), (8064, 2495531), (8152, 2468592), (8848, 2274408), (8928, 2254028), (9171, 2194304), (9796, 2054304), (9954, 2021696), (10112, 1990107), (10416, 1932024), (11376, 1768984), (11904, 1690521), (12228, 1645728), (13272, 1516272), (13888, 1449018), (14266, 1410624), (14694, 1369536), (15168, 1326738), (15624, 1288016), (16304, 1234296), (17143, 1173888), (17696, 1137204), (17856, 1127014), (18342, 1097152), (19592, 1027152), (19908, 1010848), (20832, 966012), (21399, 940416), (22041, 913024), (22752, 884492), (24456, 822864), (26544, 758136), (27776, 724509), (28532, 705312), (29388, 684768), (30336, 663369), (31248, 644008), (31589, 637056), (32608, 617148), (34286, 586944), (35392, 568602), (35712, 563507), (36684, 548576), (39184, 513576), (39816, 505424), (41664, 483006), (42798, 470208), (44082, 456512), (45504, 442246), (48912, 411432), (51429, 391296), (53088, 379068), (57064, 352656), (58776, 342384), (62496, 322004), (63178, 318528), (64197, 313472), (65216, 308574), (68572, 293472), (70784, 284301), (73368, 274288), (78368, 256788), (79632, 252712), (80501, 249984), (83328, 241503), (85596, 235104), (88164, 228256), (91008, 221123), (94767, 212352), (97824, 205716), (102858, 195648), (106176, 189534), (114128, 176328), (117552, 171192), (124992, 161002), (126356, 159264), (128394, 156736), (130432, 154287), (137144, 146736)]