128223648

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:257

約数の個数: 240

約数和(自身を含む): 444939264

約数和(自身を除く): 316715616

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 37, 42, 48, 54, 56, 63, 72, 74, 81, 84, 96, 108, 111, 112, 126, 144, 148, 162, 168, 189, 191, 216, 222, 224, 252, 259, 288, 296, 324, 333, 336, 378, 382, 432, 444, 504, 518, 567, 573, 592, 648, 666, 672, 756, 764, 777, 864, 888, 999, 1008, 1036, 1134, 1146, 1184, 1296, 1332, 1337, 1512, 1528, 1554, 1719, 1776, 1998, 2016, 2072, 2268, 2292, 2331, 2592, 2664, 2674, 2997, 3024, 3056, 3108, 3438, 3552, 3996, 4011, 4144, 4536, 4584, 4662, 5157, 5328, 5348, 5994, 6048, 6112, 6216, 6876, 6993, 7067, 7992, 8022, 8288, 9072, 9168, 9324, 10314, 10656, 10696, 11988, 12033, 12432, 13752, 13986, 14134, 15471, 15984, 16044, 18144, 18336, 18648, 20628, 20979, 21201, 21392, 23976, 24066, 24864, 27504, 27972, 28268, 30942, 31968, 32088, 36099, 37296, 41256, 41958, 42402, 42784, 47952, 48132, 49469, 55008, 55944, 56536, 61884, 63603, 64176, 72198, 74592, 82512, 83916, 84804, 95904, 96264, 98938, 108297, 111888, 113072, 123768, 127206, 128352, 144396, 148407, 165024, 167832, 169608, 190809, 192528, 197876, 216594, 223776, 226144, 247536, 254412, 288792, 296814, 335664, 339216, 381618, 385056, 395752, 433188, 445221, 495072, 508824, 572427, 577584, 593628, 671328, 678432, 763236, 791504, 866376, 890442, 1017648, 1144854, 1155168, 1187256, 1335663, 1526472, 1583008, 1732752, 1780884, 2035296, 2289708, 2374512, 2671326, 3052944, 3465504, 3561768, 4006989, 4579416, 4749024, 5342652, 6105888, 7123536, 8013978, 9158832, 10685304, 14247072, 16027956, 18317664, 21370608, 32055912, 42741216, 64111824, 128223648]

約数ペア:

[(1, 128223648), (2, 64111824), (3, 42741216), (4, 32055912), (6, 21370608), (7, 18317664), (8, 16027956), (9, 14247072), (12, 10685304), (14, 9158832), (16, 8013978), (18, 7123536), (21, 6105888), (24, 5342652), (27, 4749024), (28, 4579416), (32, 4006989), (36, 3561768), (37, 3465504), (42, 3052944), (48, 2671326), (54, 2374512), (56, 2289708), (63, 2035296), (72, 1780884), (74, 1732752), (81, 1583008), (84, 1526472), (96, 1335663), (108, 1187256), (111, 1155168), (112, 1144854), (126, 1017648), (144, 890442), (148, 866376), (162, 791504), (168, 763236), (189, 678432), (191, 671328), (216, 593628), (222, 577584), (224, 572427), (252, 508824), (259, 495072), (288, 445221), (296, 433188), (324, 395752), (333, 385056), (336, 381618), (378, 339216), (382, 335664), (432, 296814), (444, 288792), (504, 254412), (518, 247536), (567, 226144), (573, 223776), (592, 216594), (648, 197876), (666, 192528), (672, 190809), (756, 169608), (764, 167832), (777, 165024), (864, 148407), (888, 144396), (999, 128352), (1008, 127206), (1036, 123768), (1134, 113072), (1146, 111888), (1184, 108297), (1296, 98938), (1332, 96264), (1337, 95904), (1512, 84804), (1528, 83916), (1554, 82512), (1719, 74592), (1776, 72198), (1998, 64176), (2016, 63603), (2072, 61884), (2268, 56536), (2292, 55944), (2331, 55008), (2592, 49469), (2664, 48132), (2674, 47952), (2997, 42784), (3024, 42402), (3056, 41958), (3108, 41256), (3438, 37296), (3552, 36099), (3996, 32088), (4011, 31968), (4144, 30942), (4536, 28268), (4584, 27972), (4662, 27504), (5157, 24864), (5328, 24066), (5348, 23976), (5994, 21392), (6048, 21201), (6112, 20979), (6216, 20628), (6876, 18648), (6993, 18336), (7067, 18144), (7992, 16044), (8022, 15984), (8288, 15471), (9072, 14134), (9168, 13986), (9324, 13752), (10314, 12432), (10656, 12033), (10696, 11988)]