154491520

素因数分解:

$2^7\times 5^1\times {\mathrm{241393}}^1$

素因数の和:241412

約数の個数: 32

約数和(自身を含む): 369332820

約数和(自身を除く): 214841300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 241393, 482786, 965572, 1206965, 1931144, 2413930, 3862288, 4827860, 7724576, 9655720, 15449152, 19311440, 30898304, 38622880, 77245760, 154491520]

約数ペア:

[(1, 154491520), (2, 77245760), (4, 38622880), (5, 30898304), (8, 19311440), (10, 15449152), (16, 9655720), (20, 7724576), (32, 4827860), (40, 3862288), (64, 2413930), (80, 1931144), (128, 1206965), (160, 965572), (320, 482786), (640, 241393)]