155196210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397939}}^1$

素因数の和:397962

約数の個数: 32

約数和(自身を含む): 401123520

約数和(自身を除く): 245927310

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 397939, 795878, 1193817, 1989695, 2387634, 3979390, 5173207, 5969085, 10346414, 11938170, 15519621, 25866035, 31039242, 51732070, 77598105, 155196210]

約数ペア:

[(1, 155196210), (2, 77598105), (3, 51732070), (5, 31039242), (6, 25866035), (10, 15519621), (13, 11938170), (15, 10346414), (26, 5969085), (30, 5173207), (39, 3979390), (65, 2387634), (78, 1989695), (130, 1193817), (195, 795878), (390, 397939)]