49113180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{971}}^1$

素因数の和:1267

約数の個数: 72

約数和(自身を含む): 149660784

約数和(自身を除く): 100547604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 281, 562, 843, 971, 1124, 1405, 1686, 1942, 2529, 2810, 2913, 3372, 3884, 4215, 4855, 5058, 5620, 5826, 8430, 8739, 9710, 10116, 11652, 12645, 14565, 16860, 17478, 19420, 25290, 29130, 34956, 43695, 50580, 58260, 87390, 174780, 272851, 545702, 818553, 1091404, 1364255, 1637106, 2455659, 2728510, 3274212, 4092765, 4911318, 5457020, 8185530, 9822636, 12278295, 16371060, 24556590, 49113180]

約数ペア:

[(1, 49113180), (2, 24556590), (3, 16371060), (4, 12278295), (5, 9822636), (6, 8185530), (9, 5457020), (10, 4911318), (12, 4092765), (15, 3274212), (18, 2728510), (20, 2455659), (30, 1637106), (36, 1364255), (45, 1091404), (60, 818553), (90, 545702), (180, 272851), (281, 174780), (562, 87390), (843, 58260), (971, 50580), (1124, 43695), (1405, 34956), (1686, 29130), (1942, 25290), (2529, 19420), (2810, 17478), (2913, 16860), (3372, 14565), (3884, 12645), (4215, 11652), (4855, 10116), (5058, 9710), (5620, 8739), (5826, 8430)]