149776720

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{7459}}^1$

素因数の和:7723

約数の個数: 40

約数和(自身を含む): 349665120

約数和(自身を除く): 199888400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 502, 1004, 1255, 2008, 2510, 4016, 5020, 7459, 10040, 14918, 20080, 29836, 37295, 59672, 74590, 119344, 149180, 298360, 596720, 1872209, 3744418, 7488836, 9361045, 14977672, 18722090, 29955344, 37444180, 74888360, 149776720]

約数ペア:

[(1, 149776720), (2, 74888360), (4, 37444180), (5, 29955344), (8, 18722090), (10, 14977672), (16, 9361045), (20, 7488836), (40, 3744418), (80, 1872209), (251, 596720), (502, 298360), (1004, 149180), (1255, 119344), (2008, 74590), (2510, 59672), (4016, 37295), (5020, 29836), (7459, 20080), (10040, 14918)]