157860180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{3121}}^1$

素因数の和:3417

約数の個数: 72

約数和(自身を含む): 480700584

約数和(自身を除く): 322840404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 281, 562, 843, 1124, 1405, 1686, 2529, 2810, 3121, 3372, 4215, 5058, 5620, 6242, 8430, 9363, 10116, 12484, 12645, 15605, 16860, 18726, 25290, 28089, 31210, 37452, 46815, 50580, 56178, 62420, 93630, 112356, 140445, 187260, 280890, 561780, 877001, 1754002, 2631003, 3508004, 4385005, 5262006, 7893009, 8770010, 10524012, 13155015, 15786018, 17540020, 26310030, 31572036, 39465045, 52620060, 78930090, 157860180]

約数ペア:

[(1, 157860180), (2, 78930090), (3, 52620060), (4, 39465045), (5, 31572036), (6, 26310030), (9, 17540020), (10, 15786018), (12, 13155015), (15, 10524012), (18, 8770010), (20, 7893009), (30, 5262006), (36, 4385005), (45, 3508004), (60, 2631003), (90, 1754002), (180, 877001), (281, 561780), (562, 280890), (843, 187260), (1124, 140445), (1405, 112356), (1686, 93630), (2529, 62420), (2810, 56178), (3121, 50580), (3372, 46815), (4215, 37452), (5058, 31210), (5620, 28089), (6242, 25290), (8430, 18726), (9363, 16860), (10116, 15605), (12484, 12645)]