68012240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1163}}^1$

素因数の和:1236

約数の個数: 80

約数和(自身を含む): 171471168

約数和(自身を除く): 103458928

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 43, 68, 80, 85, 86, 136, 170, 172, 215, 272, 340, 344, 430, 680, 688, 731, 860, 1163, 1360, 1462, 1720, 2326, 2924, 3440, 3655, 4652, 5815, 5848, 7310, 9304, 11630, 11696, 14620, 18608, 19771, 23260, 29240, 39542, 46520, 50009, 58480, 79084, 93040, 98855, 100018, 158168, 197710, 200036, 250045, 316336, 395420, 400072, 500090, 790840, 800144, 850153, 1000180, 1581680, 1700306, 2000360, 3400612, 4000720, 4250765, 6801224, 8501530, 13602448, 17003060, 34006120, 68012240]

約数ペア:

[(1, 68012240), (2, 34006120), (4, 17003060), (5, 13602448), (8, 8501530), (10, 6801224), (16, 4250765), (17, 4000720), (20, 3400612), (34, 2000360), (40, 1700306), (43, 1581680), (68, 1000180), (80, 850153), (85, 800144), (86, 790840), (136, 500090), (170, 400072), (172, 395420), (215, 316336), (272, 250045), (340, 200036), (344, 197710), (430, 158168), (680, 100018), (688, 98855), (731, 93040), (860, 79084), (1163, 58480), (1360, 50009), (1462, 46520), (1720, 39542), (2326, 29240), (2924, 23260), (3440, 19771), (3655, 18608), (4652, 14620), (5815, 11696), (5848, 11630), (7310, 9304)]