72439890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{142039}}^1$

素因数の和:142066

約数の個数: 32

約数和(自身を含む): 184083840

約数和(自身を除く): 111643950

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 142039, 284078, 426117, 710195, 852234, 1420390, 2130585, 2414663, 4261170, 4829326, 7243989, 12073315, 14487978, 24146630, 36219945, 72439890]

約数ペア:

[(1, 72439890), (2, 36219945), (3, 24146630), (5, 14487978), (6, 12073315), (10, 7243989), (15, 4829326), (17, 4261170), (30, 2414663), (34, 2130585), (51, 1420390), (85, 852234), (102, 710195), (170, 426117), (255, 284078), (510, 142039)]