128531712

素因数分解:

$2^8\times 3^1\times {\mathrm{29}}^2\times {\mathrm{199}}^1$

素因数の和:276

約数の個数: 108

約数和(自身を含む): 356064800

約数和(自身を除く): 227533088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 64, 87, 96, 116, 128, 174, 192, 199, 232, 256, 348, 384, 398, 464, 597, 696, 768, 796, 841, 928, 1194, 1392, 1592, 1682, 1856, 2388, 2523, 2784, 3184, 3364, 3712, 4776, 5046, 5568, 5771, 6368, 6728, 7424, 9552, 10092, 11136, 11542, 12736, 13456, 17313, 19104, 20184, 22272, 23084, 25472, 26912, 34626, 38208, 40368, 46168, 50944, 53824, 69252, 76416, 80736, 92336, 107648, 138504, 152832, 161472, 167359, 184672, 215296, 277008, 322944, 334718, 369344, 502077, 554016, 645888, 669436, 738688, 1004154, 1108032, 1338872, 1477376, 2008308, 2216064, 2677744, 4016616, 4432128, 5355488, 8033232, 10710976, 16066464, 21421952, 32132928, 42843904, 64265856, 128531712]

約数ペア:

[(1, 128531712), (2, 64265856), (3, 42843904), (4, 32132928), (6, 21421952), (8, 16066464), (12, 10710976), (16, 8033232), (24, 5355488), (29, 4432128), (32, 4016616), (48, 2677744), (58, 2216064), (64, 2008308), (87, 1477376), (96, 1338872), (116, 1108032), (128, 1004154), (174, 738688), (192, 669436), (199, 645888), (232, 554016), (256, 502077), (348, 369344), (384, 334718), (398, 322944), (464, 277008), (597, 215296), (696, 184672), (768, 167359), (796, 161472), (841, 152832), (928, 138504), (1194, 107648), (1392, 92336), (1592, 80736), (1682, 76416), (1856, 69252), (2388, 53824), (2523, 50944), (2784, 46168), (3184, 40368), (3364, 38208), (3712, 34626), (4776, 26912), (5046, 25472), (5568, 23084), (5771, 22272), (6368, 20184), (6728, 19104), (7424, 17313), (9552, 13456), (10092, 12736), (11136, 11542)]