66821479440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{278422831}}^1$

素因数の和:278422847

約数の個数: 40

約数和(自身を含む): 207146587008

約数和(自身を除く): 140325107568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 278422831, 556845662, 835268493, 1113691324, 1392114155, 1670536986, 2227382648, 2784228310, 3341073972, 4176342465, 4454765296, 5568456620, 6682147944, 8352684930, 11136913240, 13364295888, 16705369860, 22273826480, 33410739720, 66821479440]

約数ペア:

[(1, 66821479440), (2, 33410739720), (3, 22273826480), (4, 16705369860), (5, 13364295888), (6, 11136913240), (8, 8352684930), (10, 6682147944), (12, 5568456620), (15, 4454765296), (16, 4176342465), (20, 3341073972), (24, 2784228310), (30, 2227382648), (40, 1670536986), (48, 1392114155), (60, 1113691324), (80, 835268493), (120, 556845662), (240, 278422831)]