648139968

素因数分解:

$2^6\times 3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:421

約数の個数: 280

約数和(自身を含む): 2243827872

約数和(自身を除く): 1595687904

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 53, 54, 56, 63, 64, 72, 81, 84, 96, 106, 108, 112, 126, 144, 159, 162, 168, 189, 192, 212, 216, 224, 252, 288, 318, 324, 336, 337, 371, 378, 424, 432, 448, 477, 504, 567, 576, 636, 648, 672, 674, 742, 756, 848, 864, 954, 1008, 1011, 1113, 1134, 1272, 1296, 1344, 1348, 1431, 1484, 1512, 1696, 1728, 1908, 2016, 2022, 2226, 2268, 2359, 2544, 2592, 2696, 2862, 2968, 3024, 3033, 3339, 3392, 3816, 4032, 4044, 4293, 4452, 4536, 4718, 5088, 5184, 5392, 5724, 5936, 6048, 6066, 6678, 7077, 7632, 8088, 8586, 8904, 9072, 9099, 9436, 10017, 10176, 10784, 11448, 11872, 12096, 12132, 13356, 14154, 15264, 16176, 17172, 17808, 17861, 18144, 18198, 18872, 20034, 21231, 21568, 22896, 23744, 24264, 26712, 27297, 28308, 30051, 30528, 32352, 34344, 35616, 35722, 36288, 36396, 37744, 40068, 42462, 45792, 48528, 53424, 53583, 54594, 56616, 60102, 63693, 64704, 68688, 71232, 71444, 72792, 75488, 80136, 84924, 91584, 97056, 106848, 107166, 109188, 113232, 120204, 125027, 127386, 137376, 142888, 145584, 150976, 160272, 160749, 169848, 191079, 194112, 213696, 214332, 218376, 226464, 240408, 250054, 254772, 274752, 285776, 291168, 320544, 321498, 339696, 375081, 382158, 428664, 436752, 452928, 480816, 482247, 500108, 509544, 571552, 582336, 641088, 642996, 679392, 750162, 764316, 857328, 873504, 961632, 964494, 1000216, 1019088, 1125243, 1143104, 1285992, 1358784, 1446741, 1500324, 1528632, 1714656, 1747008, 1923264, 1928988, 2000432, 2038176, 2250486, 2571984, 2893482, 3000648, 3057264, 3375729, 3429312, 3857976, 4000864, 4076352, 4500972, 5143968, 5786964, 6001296, 6114528, 6751458, 7715952, 8001728, 9001944, 10127187, 10287936, 11573928, 12002592, 12229056, 13502916, 15431904, 18003888, 20254374, 23147856, 24005184, 27005832, 30863808, 36007776, 40508748, 46295712, 54011664, 72015552, 81017496, 92591424, 108023328, 162034992, 216046656, 324069984, 648139968]

約数ペア:

[(1, 648139968), (2, 324069984), (3, 216046656), (4, 162034992), (6, 108023328), (7, 92591424), (8, 81017496), (9, 72015552), (12, 54011664), (14, 46295712), (16, 40508748), (18, 36007776), (21, 30863808), (24, 27005832), (27, 24005184), (28, 23147856), (32, 20254374), (36, 18003888), (42, 15431904), (48, 13502916), (53, 12229056), (54, 12002592), (56, 11573928), (63, 10287936), (64, 10127187), (72, 9001944), (81, 8001728), (84, 7715952), (96, 6751458), (106, 6114528), (108, 6001296), (112, 5786964), (126, 5143968), (144, 4500972), (159, 4076352), (162, 4000864), (168, 3857976), (189, 3429312), (192, 3375729), (212, 3057264), (216, 3000648), (224, 2893482), (252, 2571984), (288, 2250486), (318, 2038176), (324, 2000432), (336, 1928988), (337, 1923264), (371, 1747008), (378, 1714656), (424, 1528632), (432, 1500324), (448, 1446741), (477, 1358784), (504, 1285992), (567, 1143104), (576, 1125243), (636, 1019088), (648, 1000216), (672, 964494), (674, 961632), (742, 873504), (756, 857328), (848, 764316), (864, 750162), (954, 679392), (1008, 642996), (1011, 641088), (1113, 582336), (1134, 571552), (1272, 509544), (1296, 500108), (1344, 482247), (1348, 480816), (1431, 452928), (1484, 436752), (1512, 428664), (1696, 382158), (1728, 375081), (1908, 339696), (2016, 321498), (2022, 320544), (2226, 291168), (2268, 285776), (2359, 274752), (2544, 254772), (2592, 250054), (2696, 240408), (2862, 226464), (2968, 218376), (3024, 214332), (3033, 213696), (3339, 194112), (3392, 191079), (3816, 169848), (4032, 160749), (4044, 160272), (4293, 150976), (4452, 145584), (4536, 142888), (4718, 137376), (5088, 127386), (5184, 125027), (5392, 120204), (5724, 113232), (5936, 109188), (6048, 107166), (6066, 106848), (6678, 97056), (7077, 91584), (7632, 84924), (8088, 80136), (8586, 75488), (8904, 72792), (9072, 71444), (9099, 71232), (9436, 68688), (10017, 64704), (10176, 63693), (10784, 60102), (11448, 56616), (11872, 54594), (12096, 53583), (12132, 53424), (13356, 48528), (14154, 45792), (15264, 42462), (16176, 40068), (17172, 37744), (17808, 36396), (17861, 36288), (18144, 35722), (18198, 35616), (18872, 34344), (20034, 32352), (21231, 30528), (21568, 30051), (22896, 28308), (23744, 27297), (24264, 26712)]