263189670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{204023}}^1$

素因数の和:204076

約数の個数: 32

約数和(自身を含む): 646348032

約数和(自身を除く): 383158362

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 204023, 408046, 612069, 1020115, 1224138, 2040230, 3060345, 6120690, 8772989, 17545978, 26318967, 43864945, 52637934, 87729890, 131594835, 263189670]

約数ペア:

[(1, 263189670), (2, 131594835), (3, 87729890), (5, 52637934), (6, 43864945), (10, 26318967), (15, 17545978), (30, 8772989), (43, 6120690), (86, 3060345), (129, 2040230), (215, 1224138), (258, 1020115), (430, 612069), (645, 408046), (1290, 204023)]