140520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1171}}^1$

素因数の和:1185

約数の個数: 32

約数和(自身を含む): 421920

約数和(自身を除く): 281400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1171, 2342, 3513, 4684, 5855, 7026, 9368, 11710, 14052, 17565, 23420, 28104, 35130, 46840, 70260, 140520]

約数ペア:

[(1, 140520), (2, 70260), (3, 46840), (4, 35130), (5, 28104), (6, 23420), (8, 17565), (10, 14052), (12, 11710), (15, 9368), (20, 7026), (24, 5855), (30, 4684), (40, 3513), (60, 2342), (120, 1171)]