78154320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{325643}}^1$

素因数の和:325659

約数の個数: 40

約数和(自身を含む): 242279136

約数和(自身を除く): 164124816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 325643, 651286, 976929, 1302572, 1628215, 1953858, 2605144, 3256430, 3907716, 4884645, 5210288, 6512860, 7815432, 9769290, 13025720, 15630864, 19538580, 26051440, 39077160, 78154320]

約数ペア:

[(1, 78154320), (2, 39077160), (3, 26051440), (4, 19538580), (5, 15630864), (6, 13025720), (8, 9769290), (10, 7815432), (12, 6512860), (15, 5210288), (16, 4884645), (20, 3907716), (24, 3256430), (30, 2605144), (40, 1953858), (48, 1628215), (60, 1302572), (80, 976929), (120, 651286), (240, 325643)]