147981420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{1831}}^1$

素因数の和:2295

約数の個数: 72

約数和(自身を含む): 450122400

約数和(自身を除く): 302140980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 449, 898, 1347, 1796, 1831, 2245, 2694, 3662, 4041, 4490, 5388, 5493, 6735, 7324, 8082, 8980, 9155, 10986, 13470, 16164, 16479, 18310, 20205, 21972, 26940, 27465, 32958, 36620, 40410, 54930, 65916, 80820, 82395, 109860, 164790, 329580, 822119, 1644238, 2466357, 3288476, 4110595, 4932714, 7399071, 8221190, 9865428, 12331785, 14798142, 16442380, 24663570, 29596284, 36995355, 49327140, 73990710, 147981420]

約数ペア:

[(1, 147981420), (2, 73990710), (3, 49327140), (4, 36995355), (5, 29596284), (6, 24663570), (9, 16442380), (10, 14798142), (12, 12331785), (15, 9865428), (18, 8221190), (20, 7399071), (30, 4932714), (36, 4110595), (45, 3288476), (60, 2466357), (90, 1644238), (180, 822119), (449, 329580), (898, 164790), (1347, 109860), (1796, 82395), (1831, 80820), (2245, 65916), (2694, 54930), (3662, 40410), (4041, 36620), (4490, 32958), (5388, 27465), (5493, 26940), (6735, 21972), (7324, 20205), (8082, 18310), (8980, 16479), (9155, 16164), (10986, 13470)]