30128520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{251071}}^1$

素因数の和:251085

約数の個数: 32

約数和(自身を含む): 90385920

約数和(自身を除く): 60257400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 251071, 502142, 753213, 1004284, 1255355, 1506426, 2008568, 2510710, 3012852, 3766065, 5021420, 6025704, 7532130, 10042840, 15064260, 30128520]

約数ペア:

[(1, 30128520), (2, 15064260), (3, 10042840), (4, 7532130), (5, 6025704), (6, 5021420), (8, 3766065), (10, 3012852), (12, 2510710), (15, 2008568), (20, 1506426), (24, 1255355), (30, 1004284), (40, 753213), (60, 502142), (120, 251071)]