148017920

素因数分解:

$2^8\times 5^1\times {\mathrm{197}}^1\times {\mathrm{587}}^1$

素因数の和:805

約数の個数: 72

約数和(自身を含む): 356955984

約数和(自身を除く): 208938064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 197, 256, 320, 394, 587, 640, 788, 985, 1174, 1280, 1576, 1970, 2348, 2935, 3152, 3940, 4696, 5870, 6304, 7880, 9392, 11740, 12608, 15760, 18784, 23480, 25216, 31520, 37568, 46960, 50432, 63040, 75136, 93920, 115639, 126080, 150272, 187840, 231278, 252160, 375680, 462556, 578195, 751360, 925112, 1156390, 1850224, 2312780, 3700448, 4625560, 7400896, 9251120, 14801792, 18502240, 29603584, 37004480, 74008960, 148017920]

約数ペア:

[(1, 148017920), (2, 74008960), (4, 37004480), (5, 29603584), (8, 18502240), (10, 14801792), (16, 9251120), (20, 7400896), (32, 4625560), (40, 3700448), (64, 2312780), (80, 1850224), (128, 1156390), (160, 925112), (197, 751360), (256, 578195), (320, 462556), (394, 375680), (587, 252160), (640, 231278), (788, 187840), (985, 150272), (1174, 126080), (1280, 115639), (1576, 93920), (1970, 75136), (2348, 63040), (2935, 50432), (3152, 46960), (3940, 37568), (4696, 31520), (5870, 25216), (6304, 23480), (7880, 18784), (9392, 15760), (11740, 12608)]