20900100144

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{4513}}^1$

素因数の和:4728

約数の個数: 240

約数和(自身を含む): 68914696320

約数和(自身を除く): 48014596176

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 49, 56, 66, 77, 84, 88, 98, 112, 132, 147, 154, 168, 176, 179, 196, 231, 264, 294, 308, 336, 358, 392, 462, 528, 537, 539, 588, 616, 716, 784, 924, 1074, 1078, 1176, 1232, 1253, 1432, 1617, 1848, 1969, 2148, 2156, 2352, 2506, 2864, 3234, 3696, 3759, 3938, 4296, 4312, 4513, 5012, 5907, 6468, 7518, 7876, 8592, 8624, 8771, 9026, 10024, 11814, 12936, 13539, 13783, 15036, 15752, 17542, 18052, 20048, 23628, 25872, 26313, 27078, 27566, 30072, 31504, 31591, 35084, 36104, 41349, 47256, 49643, 52626, 54156, 55132, 60144, 63182, 70168, 72208, 82698, 94512, 94773, 96481, 99286, 105252, 108312, 110264, 126364, 140336, 148929, 165396, 189546, 192962, 198572, 210504, 216624, 220528, 221137, 252728, 289443, 297858, 330792, 347501, 379092, 385924, 397144, 421008, 442274, 505456, 578886, 595716, 661584, 663411, 695002, 758184, 771848, 794288, 807827, 884548, 1042503, 1157772, 1191432, 1326822, 1390004, 1516368, 1543696, 1615654, 1769096, 2085006, 2315544, 2382864, 2423481, 2432507, 2653644, 2780008, 3231308, 3538192, 4170012, 4631088, 4846962, 4865014, 5307288, 5560016, 5654789, 6462616, 7297521, 8340024, 8886097, 9693924, 9730028, 10614576, 11309578, 12925232, 14595042, 16680048, 16964367, 17772194, 19387848, 19460056, 22619156, 26658291, 29190084, 33928734, 35544388, 38775696, 38920112, 39583523, 45238312, 53316582, 58380168, 62202679, 67857468, 71088776, 79167046, 90476624, 106633164, 116760336, 118750569, 124405358, 135714936, 142177552, 158334092, 186608037, 213266328, 237501138, 248810716, 271429872, 316668184, 373216074, 426532656, 435418753, 475002276, 497621432, 633336368, 746432148, 870837506, 950004552, 995242864, 1306256259, 1492864296, 1741675012, 1900009104, 2612512518, 2985728592, 3483350024, 5225025036, 6966700048, 10450050072, 20900100144]

約数ペア:

[(1, 20900100144), (2, 10450050072), (3, 6966700048), (4, 5225025036), (6, 3483350024), (7, 2985728592), (8, 2612512518), (11, 1900009104), (12, 1741675012), (14, 1492864296), (16, 1306256259), (21, 995242864), (22, 950004552), (24, 870837506), (28, 746432148), (33, 633336368), (42, 497621432), (44, 475002276), (48, 435418753), (49, 426532656), (56, 373216074), (66, 316668184), (77, 271429872), (84, 248810716), (88, 237501138), (98, 213266328), (112, 186608037), (132, 158334092), (147, 142177552), (154, 135714936), (168, 124405358), (176, 118750569), (179, 116760336), (196, 106633164), (231, 90476624), (264, 79167046), (294, 71088776), (308, 67857468), (336, 62202679), (358, 58380168), (392, 53316582), (462, 45238312), (528, 39583523), (537, 38920112), (539, 38775696), (588, 35544388), (616, 33928734), (716, 29190084), (784, 26658291), (924, 22619156), (1074, 19460056), (1078, 19387848), (1176, 17772194), (1232, 16964367), (1253, 16680048), (1432, 14595042), (1617, 12925232), (1848, 11309578), (1969, 10614576), (2148, 9730028), (2156, 9693924), (2352, 8886097), (2506, 8340024), (2864, 7297521), (3234, 6462616), (3696, 5654789), (3759, 5560016), (3938, 5307288), (4296, 4865014), (4312, 4846962), (4513, 4631088), (5012, 4170012), (5907, 3538192), (6468, 3231308), (7518, 2780008), (7876, 2653644), (8592, 2432507), (8624, 2423481), (8771, 2382864), (9026, 2315544), (10024, 2085006), (11814, 1769096), (12936, 1615654), (13539, 1543696), (13783, 1516368), (15036, 1390004), (15752, 1326822), (17542, 1191432), (18052, 1157772), (20048, 1042503), (23628, 884548), (25872, 807827), (26313, 794288), (27078, 771848), (27566, 758184), (30072, 695002), (31504, 663411), (31591, 661584), (35084, 595716), (36104, 578886), (41349, 505456), (47256, 442274), (49643, 421008), (52626, 397144), (54156, 385924), (55132, 379092), (60144, 347501), (63182, 330792), (70168, 297858), (72208, 289443), (82698, 252728), (94512, 221137), (94773, 220528), (96481, 216624), (99286, 210504), (105252, 198572), (108312, 192962), (110264, 189546), (126364, 165396), (140336, 148929)]