168308080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{110729}}^1$

素因数の和:110761

約数の個数: 40

約数和(自身を含む): 411915600

約数和(自身を除く): 243607520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 110729, 221458, 442916, 553645, 885832, 1107290, 1771664, 2103851, 2214580, 4207702, 4429160, 8415404, 8858320, 10519255, 16830808, 21038510, 33661616, 42077020, 84154040, 168308080]

約数ペア:

[(1, 168308080), (2, 84154040), (4, 42077020), (5, 33661616), (8, 21038510), (10, 16830808), (16, 10519255), (19, 8858320), (20, 8415404), (38, 4429160), (40, 4207702), (76, 2214580), (80, 2103851), (95, 1771664), (152, 1107290), (190, 885832), (304, 553645), (380, 442916), (760, 221458), (1520, 110729)]