30879120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{128663}}^1$

素因数の和:128679

約数の個数: 40

約数和(自身を含む): 95726016

約数和(自身を除く): 64846896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 128663, 257326, 385989, 514652, 643315, 771978, 1029304, 1286630, 1543956, 1929945, 2058608, 2573260, 3087912, 3859890, 5146520, 6175824, 7719780, 10293040, 15439560, 30879120]

約数ペア:

[(1, 30879120), (2, 15439560), (3, 10293040), (4, 7719780), (5, 6175824), (6, 5146520), (8, 3859890), (10, 3087912), (12, 2573260), (15, 2058608), (16, 1929945), (20, 1543956), (24, 1286630), (30, 1029304), (40, 771978), (48, 643315), (60, 514652), (80, 385989), (120, 257326), (240, 128663)]