128264256

素因数分解:

$2^6\times 3^3\times {\mathrm{199}}^1\times {\mathrm{373}}^1$

素因数の和:593

約数の個数: 112

約数和(自身を含む): 379984000

約数和(自身を除く): 251719744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 199, 216, 288, 373, 398, 432, 576, 597, 746, 796, 864, 1119, 1194, 1492, 1592, 1728, 1791, 2238, 2388, 2984, 3184, 3357, 3582, 4476, 4776, 5373, 5968, 6368, 6714, 7164, 8952, 9552, 10071, 10746, 11936, 12736, 13428, 14328, 17904, 19104, 20142, 21492, 23872, 26856, 28656, 35808, 38208, 40284, 42984, 53712, 57312, 71616, 74227, 80568, 85968, 107424, 114624, 148454, 161136, 171936, 214848, 222681, 296908, 322272, 343872, 445362, 593816, 644544, 668043, 890724, 1187632, 1336086, 1781448, 2004129, 2375264, 2672172, 3562896, 4008258, 4750528, 5344344, 7125792, 8016516, 10688688, 14251584, 16033032, 21377376, 32066064, 42754752, 64132128, 128264256]

約数ペア:

[(1, 128264256), (2, 64132128), (3, 42754752), (4, 32066064), (6, 21377376), (8, 16033032), (9, 14251584), (12, 10688688), (16, 8016516), (18, 7125792), (24, 5344344), (27, 4750528), (32, 4008258), (36, 3562896), (48, 2672172), (54, 2375264), (64, 2004129), (72, 1781448), (96, 1336086), (108, 1187632), (144, 890724), (192, 668043), (199, 644544), (216, 593816), (288, 445362), (373, 343872), (398, 322272), (432, 296908), (576, 222681), (597, 214848), (746, 171936), (796, 161136), (864, 148454), (1119, 114624), (1194, 107424), (1492, 85968), (1592, 80568), (1728, 74227), (1791, 71616), (2238, 57312), (2388, 53712), (2984, 42984), (3184, 40284), (3357, 38208), (3582, 35808), (4476, 28656), (4776, 26856), (5373, 23872), (5968, 21492), (6368, 20142), (6714, 19104), (7164, 17904), (8952, 14328), (9552, 13428), (10071, 12736), (10746, 11936)]