128385408

素因数分解:

$2^7\times 3^1\times {\mathrm{367}}^1\times {\mathrm{911}}^1$

素因数の和:1295

約数の個数: 64

約数和(自身を含む): 342328320

約数和(自身を除く): 213942912

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 367, 384, 734, 911, 1101, 1468, 1822, 2202, 2733, 2936, 3644, 4404, 5466, 5872, 7288, 8808, 10932, 11744, 14576, 17616, 21864, 23488, 29152, 35232, 43728, 46976, 58304, 70464, 87456, 116608, 140928, 174912, 334337, 349824, 668674, 1003011, 1337348, 2006022, 2674696, 4012044, 5349392, 8024088, 10698784, 16048176, 21397568, 32096352, 42795136, 64192704, 128385408]

約数ペア:

[(1, 128385408), (2, 64192704), (3, 42795136), (4, 32096352), (6, 21397568), (8, 16048176), (12, 10698784), (16, 8024088), (24, 5349392), (32, 4012044), (48, 2674696), (64, 2006022), (96, 1337348), (128, 1003011), (192, 668674), (367, 349824), (384, 334337), (734, 174912), (911, 140928), (1101, 116608), (1468, 87456), (1822, 70464), (2202, 58304), (2733, 46976), (2936, 43728), (3644, 35232), (4404, 29152), (5466, 23488), (5872, 21864), (7288, 17616), (8808, 14576), (10932, 11744)]