20504197440

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{16831}}^1$

素因数の和:16907

約数の個数: 280

約数和(自身を含む): 74493315072

約数和(自身を除く): 53989117632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 47, 48, 54, 60, 64, 72, 80, 81, 90, 94, 96, 108, 120, 135, 141, 144, 160, 162, 180, 188, 192, 216, 235, 240, 270, 282, 288, 320, 324, 360, 376, 405, 423, 432, 470, 480, 540, 564, 576, 648, 705, 720, 752, 810, 846, 864, 940, 960, 1080, 1128, 1269, 1296, 1410, 1440, 1504, 1620, 1692, 1728, 1880, 2115, 2160, 2256, 2538, 2592, 2820, 2880, 3008, 3240, 3384, 3760, 3807, 4230, 4320, 4512, 5076, 5184, 5640, 6345, 6480, 6768, 7520, 7614, 8460, 8640, 9024, 10152, 11280, 12690, 12960, 13536, 15040, 15228, 16831, 16920, 19035, 20304, 22560, 25380, 25920, 27072, 30456, 33662, 33840, 38070, 40608, 45120, 50493, 50760, 60912, 67324, 67680, 76140, 81216, 84155, 100986, 101520, 121824, 134648, 135360, 151479, 152280, 168310, 201972, 203040, 243648, 252465, 269296, 302958, 304560, 336620, 403944, 406080, 454437, 504930, 538592, 605916, 609120, 673240, 757395, 791057, 807888, 908874, 1009860, 1077184, 1211832, 1218240, 1346480, 1363311, 1514790, 1582114, 1615776, 1817748, 2019720, 2272185, 2373171, 2423664, 2692960, 2726622, 3029580, 3164228, 3231552, 3635496, 3955285, 4039440, 4544370, 4746342, 4847328, 5385920, 5453244, 6059160, 6328456, 6816555, 7119513, 7270992, 7910570, 8078880, 9088740, 9492684, 9694656, 10906488, 11865855, 12118320, 12656912, 13633110, 14239026, 14541984, 15821140, 16157760, 18177480, 18985368, 21358539, 21812976, 23731710, 24236640, 25313824, 27266220, 28478052, 29083968, 31642280, 35597565, 36354960, 37970736, 42717078, 43625952, 47463420, 48473280, 50627648, 54532440, 56956104, 63284560, 64075617, 71195130, 72709920, 75941472, 85434156, 87251904, 94926840, 106792695, 109064880, 113912208, 126569120, 128151234, 142390260, 145419840, 151882944, 170868312, 189853680, 213585390, 218129760, 227824416, 253138240, 256302468, 284780520, 320378085, 341736624, 379707360, 427170780, 436259520, 455648832, 512604936, 569561040, 640756170, 683473248, 759414720, 854341560, 1025209872, 1139122080, 1281512340, 1366946496, 1708683120, 2050419744, 2278244160, 2563024680, 3417366240, 4100839488, 5126049360, 6834732480, 10252098720, 20504197440]

約数ペア:

[(1, 20504197440), (2, 10252098720), (3, 6834732480), (4, 5126049360), (5, 4100839488), (6, 3417366240), (8, 2563024680), (9, 2278244160), (10, 2050419744), (12, 1708683120), (15, 1366946496), (16, 1281512340), (18, 1139122080), (20, 1025209872), (24, 854341560), (27, 759414720), (30, 683473248), (32, 640756170), (36, 569561040), (40, 512604936), (45, 455648832), (47, 436259520), (48, 427170780), (54, 379707360), (60, 341736624), (64, 320378085), (72, 284780520), (80, 256302468), (81, 253138240), (90, 227824416), (94, 218129760), (96, 213585390), (108, 189853680), (120, 170868312), (135, 151882944), (141, 145419840), (144, 142390260), (160, 128151234), (162, 126569120), (180, 113912208), (188, 109064880), (192, 106792695), (216, 94926840), (235, 87251904), (240, 85434156), (270, 75941472), (282, 72709920), (288, 71195130), (320, 64075617), (324, 63284560), (360, 56956104), (376, 54532440), (405, 50627648), (423, 48473280), (432, 47463420), (470, 43625952), (480, 42717078), (540, 37970736), (564, 36354960), (576, 35597565), (648, 31642280), (705, 29083968), (720, 28478052), (752, 27266220), (810, 25313824), (846, 24236640), (864, 23731710), (940, 21812976), (960, 21358539), (1080, 18985368), (1128, 18177480), (1269, 16157760), (1296, 15821140), (1410, 14541984), (1440, 14239026), (1504, 13633110), (1620, 12656912), (1692, 12118320), (1728, 11865855), (1880, 10906488), (2115, 9694656), (2160, 9492684), (2256, 9088740), (2538, 8078880), (2592, 7910570), (2820, 7270992), (2880, 7119513), (3008, 6816555), (3240, 6328456), (3384, 6059160), (3760, 5453244), (3807, 5385920), (4230, 4847328), (4320, 4746342), (4512, 4544370), (5076, 4039440), (5184, 3955285), (5640, 3635496), (6345, 3231552), (6480, 3164228), (6768, 3029580), (7520, 2726622), (7614, 2692960), (8460, 2423664), (8640, 2373171), (9024, 2272185), (10152, 2019720), (11280, 1817748), (12690, 1615776), (12960, 1582114), (13536, 1514790), (15040, 1363311), (15228, 1346480), (16831, 1218240), (16920, 1211832), (19035, 1077184), (20304, 1009860), (22560, 908874), (25380, 807888), (25920, 791057), (27072, 757395), (30456, 673240), (33662, 609120), (33840, 605916), (38070, 538592), (40608, 504930), (45120, 454437), (50493, 406080), (50760, 403944), (60912, 336620), (67324, 304560), (67680, 302958), (76140, 269296), (81216, 252465), (84155, 243648), (100986, 203040), (101520, 201972), (121824, 168310), (134648, 152280), (135360, 151479)]