128474370

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{475831}}^1$

素因数の和:475847

約数の個数: 32

約数和(自身を含む): 342599040

約数和(自身を除く): 214124670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 475831, 951662, 1427493, 2379155, 2854986, 4282479, 4758310, 7137465, 8564958, 12847437, 14274930, 21412395, 25694874, 42824790, 64237185, 128474370]

約数ペア:

[(1, 128474370), (2, 64237185), (3, 42824790), (5, 25694874), (6, 21412395), (9, 14274930), (10, 12847437), (15, 8564958), (18, 7137465), (27, 4758310), (30, 4282479), (45, 2854986), (54, 2379155), (90, 1427493), (135, 951662), (270, 475831)]