16919010

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{281}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 45480960

約数和(自身を除く): 28561950

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 223, 270, 281, 446, 562, 669, 843, 1115, 1338, 1405, 1686, 2007, 2230, 2529, 2810, 3345, 4014, 4215, 5058, 6021, 6690, 7587, 8430, 10035, 12042, 12645, 15174, 20070, 25290, 30105, 37935, 60210, 62663, 75870, 125326, 187989, 313315, 375978, 563967, 626630, 939945, 1127934, 1691901, 1879890, 2819835, 3383802, 5639670, 8459505, 16919010]

約数ペア:

[(1, 16919010), (2, 8459505), (3, 5639670), (5, 3383802), (6, 2819835), (9, 1879890), (10, 1691901), (15, 1127934), (18, 939945), (27, 626630), (30, 563967), (45, 375978), (54, 313315), (90, 187989), (135, 125326), (223, 75870), (270, 62663), (281, 60210), (446, 37935), (562, 30105), (669, 25290), (843, 20070), (1115, 15174), (1338, 12645), (1405, 12042), (1686, 10035), (2007, 8430), (2230, 7587), (2529, 6690), (2810, 6021), (3345, 5058), (4014, 4215)]