645676992

素因数分解:

$2^6\times 3^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:391

約数の個数: 168

約数和(自身を含む): 1917801600

約数和(自身を除く): 1272124608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 64, 72, 86, 96, 129, 131, 144, 172, 192, 199, 258, 262, 288, 344, 387, 393, 398, 516, 524, 576, 597, 688, 774, 786, 796, 1032, 1048, 1179, 1194, 1376, 1548, 1572, 1592, 1791, 2064, 2096, 2358, 2388, 2752, 3096, 3144, 3184, 3582, 4128, 4192, 4716, 4776, 5633, 6192, 6288, 6368, 7164, 8256, 8384, 8557, 9432, 9552, 11266, 12384, 12576, 12736, 14328, 16899, 17114, 18864, 19104, 22532, 24768, 25152, 25671, 26069, 28656, 33798, 34228, 37728, 38208, 45064, 50697, 51342, 52138, 57312, 67596, 68456, 75456, 77013, 78207, 90128, 101394, 102684, 104276, 114624, 135192, 136912, 154026, 156414, 180256, 202788, 205368, 208552, 234621, 270384, 273824, 308052, 312828, 360512, 405576, 410736, 417104, 469242, 540768, 547648, 616104, 625656, 811152, 821472, 834208, 938484, 1081536, 1120967, 1232208, 1251312, 1622304, 1642944, 1668416, 1876968, 2241934, 2464416, 2502624, 3244608, 3362901, 3753936, 4483868, 4928832, 5005248, 6725802, 7507872, 8967736, 10088703, 13451604, 15015744, 17935472, 20177406, 26903208, 35870944, 40354812, 53806416, 71741888, 80709624, 107612832, 161419248, 215225664, 322838496, 645676992]

約数ペア:

[(1, 645676992), (2, 322838496), (3, 215225664), (4, 161419248), (6, 107612832), (8, 80709624), (9, 71741888), (12, 53806416), (16, 40354812), (18, 35870944), (24, 26903208), (32, 20177406), (36, 17935472), (43, 15015744), (48, 13451604), (64, 10088703), (72, 8967736), (86, 7507872), (96, 6725802), (129, 5005248), (131, 4928832), (144, 4483868), (172, 3753936), (192, 3362901), (199, 3244608), (258, 2502624), (262, 2464416), (288, 2241934), (344, 1876968), (387, 1668416), (393, 1642944), (398, 1622304), (516, 1251312), (524, 1232208), (576, 1120967), (597, 1081536), (688, 938484), (774, 834208), (786, 821472), (796, 811152), (1032, 625656), (1048, 616104), (1179, 547648), (1194, 540768), (1376, 469242), (1548, 417104), (1572, 410736), (1592, 405576), (1791, 360512), (2064, 312828), (2096, 308052), (2358, 273824), (2388, 270384), (2752, 234621), (3096, 208552), (3144, 205368), (3184, 202788), (3582, 180256), (4128, 156414), (4192, 154026), (4716, 136912), (4776, 135192), (5633, 114624), (6192, 104276), (6288, 102684), (6368, 101394), (7164, 90128), (8256, 78207), (8384, 77013), (8557, 75456), (9432, 68456), (9552, 67596), (11266, 57312), (12384, 52138), (12576, 51342), (12736, 50697), (14328, 45064), (16899, 38208), (17114, 37728), (18864, 34228), (19104, 33798), (22532, 28656), (24768, 26069), (25152, 25671)]