179173120

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{19997}}^1$

素因数の和:20025

約数の個数: 72

約数和(自身を含む): 490510944

約数和(自身を除く): 311337824

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 19997, 39994, 79988, 99985, 139979, 159976, 199970, 279958, 319952, 399940, 559916, 639904, 699895, 799880, 1119832, 1279808, 1399790, 1599760, 2239664, 2559616, 2799580, 3199520, 4479328, 5119232, 5599160, 6399040, 8958656, 11198320, 12798080, 17917312, 22396640, 25596160, 35834624, 44793280, 89586560, 179173120]

約数ペア:

[(1, 179173120), (2, 89586560), (4, 44793280), (5, 35834624), (7, 25596160), (8, 22396640), (10, 17917312), (14, 12798080), (16, 11198320), (20, 8958656), (28, 6399040), (32, 5599160), (35, 5119232), (40, 4479328), (56, 3199520), (64, 2799580), (70, 2559616), (80, 2239664), (112, 1599760), (128, 1399790), (140, 1279808), (160, 1119832), (224, 799880), (256, 699895), (280, 639904), (320, 559916), (448, 399940), (560, 319952), (640, 279958), (896, 199970), (1120, 159976), (1280, 139979), (1792, 99985), (2240, 79988), (4480, 39994), (8960, 19997)]