30140520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{251171}}^1$

素因数の和:251185

約数の個数: 32

約数和(自身を含む): 90421920

約数和(自身を除く): 60281400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 251171, 502342, 753513, 1004684, 1255855, 1507026, 2009368, 2511710, 3014052, 3767565, 5023420, 6028104, 7535130, 10046840, 15070260, 30140520]

約数ペア:

[(1, 30140520), (2, 15070260), (3, 10046840), (4, 7535130), (5, 6028104), (6, 5023420), (8, 3767565), (10, 3014052), (12, 2511710), (15, 2009368), (20, 1507026), (24, 1255855), (30, 1004684), (40, 753513), (60, 502342), (120, 251171)]