639423936

素因数分解:

$2^6\times 3^3\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:268

約数の個数: 224

約数和(自身を含む): 1971324480

約数和(自身を除く): 1331900544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 48, 54, 64, 72, 73, 74, 96, 108, 111, 137, 144, 146, 148, 192, 216, 219, 222, 274, 288, 292, 296, 333, 411, 432, 438, 444, 548, 576, 584, 592, 657, 666, 822, 864, 876, 888, 999, 1096, 1168, 1184, 1233, 1314, 1332, 1644, 1728, 1752, 1776, 1971, 1998, 2192, 2336, 2368, 2466, 2628, 2664, 2701, 3288, 3504, 3552, 3699, 3942, 3996, 4384, 4672, 4932, 5069, 5256, 5328, 5402, 6576, 7008, 7104, 7398, 7884, 7992, 8103, 8768, 9864, 10001, 10138, 10512, 10656, 10804, 13152, 14016, 14796, 15207, 15768, 15984, 16206, 19728, 20002, 20276, 21024, 21312, 21608, 24309, 26304, 29592, 30003, 30414, 31536, 31968, 32412, 39456, 40004, 40552, 42048, 43216, 45621, 48618, 59184, 60006, 60828, 63072, 63936, 64824, 72927, 78912, 80008, 81104, 86432, 90009, 91242, 97236, 118368, 120012, 121656, 126144, 129648, 136863, 145854, 160016, 162208, 172864, 180018, 182484, 194472, 236736, 240024, 243312, 259296, 270027, 273726, 291708, 320032, 324416, 360036, 364968, 370037, 388944, 480048, 486624, 518592, 540054, 547452, 583416, 640064, 720072, 729936, 740074, 777888, 960096, 973248, 1080108, 1094904, 1110111, 1166832, 1440144, 1459872, 1480148, 1555776, 1920192, 2160216, 2189808, 2220222, 2333664, 2880288, 2919744, 2960296, 3330333, 4320432, 4379616, 4440444, 4667328, 5760576, 5920592, 6660666, 8640864, 8759232, 8880888, 9990999, 11841184, 13321332, 17281728, 17761776, 19981998, 23682368, 26642664, 35523552, 39963996, 53285328, 71047104, 79927992, 106570656, 159855984, 213141312, 319711968, 639423936]

約数ペア:

[(1, 639423936), (2, 319711968), (3, 213141312), (4, 159855984), (6, 106570656), (8, 79927992), (9, 71047104), (12, 53285328), (16, 39963996), (18, 35523552), (24, 26642664), (27, 23682368), (32, 19981998), (36, 17761776), (37, 17281728), (48, 13321332), (54, 11841184), (64, 9990999), (72, 8880888), (73, 8759232), (74, 8640864), (96, 6660666), (108, 5920592), (111, 5760576), (137, 4667328), (144, 4440444), (146, 4379616), (148, 4320432), (192, 3330333), (216, 2960296), (219, 2919744), (222, 2880288), (274, 2333664), (288, 2220222), (292, 2189808), (296, 2160216), (333, 1920192), (411, 1555776), (432, 1480148), (438, 1459872), (444, 1440144), (548, 1166832), (576, 1110111), (584, 1094904), (592, 1080108), (657, 973248), (666, 960096), (822, 777888), (864, 740074), (876, 729936), (888, 720072), (999, 640064), (1096, 583416), (1168, 547452), (1184, 540054), (1233, 518592), (1314, 486624), (1332, 480048), (1644, 388944), (1728, 370037), (1752, 364968), (1776, 360036), (1971, 324416), (1998, 320032), (2192, 291708), (2336, 273726), (2368, 270027), (2466, 259296), (2628, 243312), (2664, 240024), (2701, 236736), (3288, 194472), (3504, 182484), (3552, 180018), (3699, 172864), (3942, 162208), (3996, 160016), (4384, 145854), (4672, 136863), (4932, 129648), (5069, 126144), (5256, 121656), (5328, 120012), (5402, 118368), (6576, 97236), (7008, 91242), (7104, 90009), (7398, 86432), (7884, 81104), (7992, 80008), (8103, 78912), (8768, 72927), (9864, 64824), (10001, 63936), (10138, 63072), (10512, 60828), (10656, 60006), (10804, 59184), (13152, 48618), (14016, 45621), (14796, 43216), (15207, 42048), (15768, 40552), (15984, 40004), (16206, 39456), (19728, 32412), (20002, 31968), (20276, 31536), (21024, 30414), (21312, 30003), (21608, 29592), (24309, 26304)]