720121248

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{4639}}^1$

素因数の和:4680

約数の個数: 216

約数和(自身を含む): 2599309440

約数和(自身を除く): 1879188192

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 32, 33, 36, 42, 44, 48, 49, 56, 63, 66, 72, 77, 84, 88, 96, 98, 99, 112, 126, 132, 144, 147, 154, 168, 176, 196, 198, 224, 231, 252, 264, 288, 294, 308, 336, 352, 392, 396, 441, 462, 504, 528, 539, 588, 616, 672, 693, 784, 792, 882, 924, 1008, 1056, 1078, 1176, 1232, 1386, 1568, 1584, 1617, 1764, 1848, 2016, 2156, 2352, 2464, 2772, 3168, 3234, 3528, 3696, 4312, 4639, 4704, 4851, 5544, 6468, 7056, 7392, 8624, 9278, 9702, 11088, 12936, 13917, 14112, 17248, 18556, 19404, 22176, 25872, 27834, 32473, 37112, 38808, 41751, 51029, 51744, 55668, 64946, 74224, 77616, 83502, 97419, 102058, 111336, 129892, 148448, 153087, 155232, 167004, 194838, 204116, 222672, 227311, 259784, 292257, 306174, 334008, 357203, 389676, 408232, 445344, 454622, 459261, 519568, 584514, 612348, 668016, 681933, 714406, 779352, 816464, 909244, 918522, 1039136, 1071609, 1169028, 1224696, 1336032, 1363866, 1428812, 1558704, 1632928, 1818488, 1837044, 2045799, 2143218, 2338056, 2449392, 2500421, 2727732, 2857624, 3117408, 3214827, 3636976, 3674088, 4091598, 4286436, 4676112, 4898784, 5000842, 5455464, 5715248, 6429654, 7273952, 7348176, 7501263, 8183196, 8572872, 9352224, 10001684, 10910928, 11430496, 12859308, 14696352, 15002526, 16366392, 17145744, 20003368, 21821856, 22503789, 25718616, 30005052, 32732784, 34291488, 40006736, 45007578, 51437232, 60010104, 65465568, 80013472, 90015156, 102874464, 120020208, 180030312, 240040416, 360060624, 720121248]

約数ペア:

[(1, 720121248), (2, 360060624), (3, 240040416), (4, 180030312), (6, 120020208), (7, 102874464), (8, 90015156), (9, 80013472), (11, 65465568), (12, 60010104), (14, 51437232), (16, 45007578), (18, 40006736), (21, 34291488), (22, 32732784), (24, 30005052), (28, 25718616), (32, 22503789), (33, 21821856), (36, 20003368), (42, 17145744), (44, 16366392), (48, 15002526), (49, 14696352), (56, 12859308), (63, 11430496), (66, 10910928), (72, 10001684), (77, 9352224), (84, 8572872), (88, 8183196), (96, 7501263), (98, 7348176), (99, 7273952), (112, 6429654), (126, 5715248), (132, 5455464), (144, 5000842), (147, 4898784), (154, 4676112), (168, 4286436), (176, 4091598), (196, 3674088), (198, 3636976), (224, 3214827), (231, 3117408), (252, 2857624), (264, 2727732), (288, 2500421), (294, 2449392), (308, 2338056), (336, 2143218), (352, 2045799), (392, 1837044), (396, 1818488), (441, 1632928), (462, 1558704), (504, 1428812), (528, 1363866), (539, 1336032), (588, 1224696), (616, 1169028), (672, 1071609), (693, 1039136), (784, 918522), (792, 909244), (882, 816464), (924, 779352), (1008, 714406), (1056, 681933), (1078, 668016), (1176, 612348), (1232, 584514), (1386, 519568), (1568, 459261), (1584, 454622), (1617, 445344), (1764, 408232), (1848, 389676), (2016, 357203), (2156, 334008), (2352, 306174), (2464, 292257), (2772, 259784), (3168, 227311), (3234, 222672), (3528, 204116), (3696, 194838), (4312, 167004), (4639, 155232), (4704, 153087), (4851, 148448), (5544, 129892), (6468, 111336), (7056, 102058), (7392, 97419), (8624, 83502), (9278, 77616), (9702, 74224), (11088, 64946), (12936, 55668), (13917, 51744), (14112, 51029), (17248, 41751), (18556, 38808), (19404, 37112), (22176, 32473), (25872, 27834)]