72489420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1567}}^1$

素因数の和:1839

約数の個数: 72

約数和(自身を含む): 220881024

約数和(自身を除く): 148391604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 257, 514, 771, 1028, 1285, 1542, 1567, 2313, 2570, 3084, 3134, 3855, 4626, 4701, 5140, 6268, 7710, 7835, 9252, 9402, 11565, 14103, 15420, 15670, 18804, 23130, 23505, 28206, 31340, 46260, 47010, 56412, 70515, 94020, 141030, 282060, 402719, 805438, 1208157, 1610876, 2013595, 2416314, 3624471, 4027190, 4832628, 6040785, 7248942, 8054380, 12081570, 14497884, 18122355, 24163140, 36244710, 72489420]

約数ペア:

[(1, 72489420), (2, 36244710), (3, 24163140), (4, 18122355), (5, 14497884), (6, 12081570), (9, 8054380), (10, 7248942), (12, 6040785), (15, 4832628), (18, 4027190), (20, 3624471), (30, 2416314), (36, 2013595), (45, 1610876), (60, 1208157), (90, 805438), (180, 402719), (257, 282060), (514, 141030), (771, 94020), (1028, 70515), (1285, 56412), (1542, 47010), (1567, 46260), (2313, 31340), (2570, 28206), (3084, 23505), (3134, 23130), (3855, 18804), (4626, 15670), (4701, 15420), (5140, 14103), (6268, 11565), (7710, 9402), (7835, 9252)]