245032760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{875117}}^1$

素因数の和:875135

約数の個数: 32

約数和(自身を含む): 630084960

約数和(自身を除く): 385052200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 875117, 1750234, 3500468, 4375585, 6125819, 7000936, 8751170, 12251638, 17502340, 24503276, 30629095, 35004680, 49006552, 61258190, 122516380, 245032760]

約数ペア:

[(1, 245032760), (2, 122516380), (4, 61258190), (5, 49006552), (7, 35004680), (8, 30629095), (10, 24503276), (14, 17502340), (20, 12251638), (28, 8751170), (35, 7000936), (40, 6125819), (56, 4375585), (70, 3500468), (140, 1750234), (280, 875117)]