156840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1307}}^1$

素因数の和:1321

約数の個数: 32

約数和(自身を含む): 470880

約数和(自身を除く): 314040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1307, 2614, 3921, 5228, 6535, 7842, 10456, 13070, 15684, 19605, 26140, 31368, 39210, 52280, 78420, 156840]

約数ペア:

[(1, 156840), (2, 78420), (3, 52280), (4, 39210), (5, 31368), (6, 26140), (8, 19605), (10, 15684), (12, 13070), (15, 10456), (20, 7842), (24, 6535), (30, 5228), (40, 3921), (60, 2614), (120, 1307)]