155143280

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{84317}}^1$

素因数の和:84353

約数の個数: 40

約数和(自身を含む): 376395552

約数和(自身を除く): 221252272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 84317, 168634, 337268, 421585, 674536, 843170, 1349072, 1686340, 1939291, 3372680, 3878582, 6745360, 7757164, 9696455, 15514328, 19392910, 31028656, 38785820, 77571640, 155143280]

約数ペア:

[(1, 155143280), (2, 77571640), (4, 38785820), (5, 31028656), (8, 19392910), (10, 15514328), (16, 9696455), (20, 7757164), (23, 6745360), (40, 3878582), (46, 3372680), (80, 1939291), (92, 1686340), (115, 1349072), (184, 843170), (230, 674536), (368, 421585), (460, 337268), (920, 168634), (1840, 84317)]