7312920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{409}}^1$

素因数の和:572

約数の個数: 64

約数和(自身を含む): 22140000

約数和(自身を除く): 14827080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 149, 298, 409, 447, 596, 745, 818, 894, 1192, 1227, 1490, 1636, 1788, 2045, 2235, 2454, 2980, 3272, 3576, 4090, 4470, 4908, 5960, 6135, 8180, 8940, 9816, 12270, 16360, 17880, 24540, 49080, 60941, 121882, 182823, 243764, 304705, 365646, 487528, 609410, 731292, 914115, 1218820, 1462584, 1828230, 2437640, 3656460, 7312920]

約数ペア:

[(1, 7312920), (2, 3656460), (3, 2437640), (4, 1828230), (5, 1462584), (6, 1218820), (8, 914115), (10, 731292), (12, 609410), (15, 487528), (20, 365646), (24, 304705), (30, 243764), (40, 182823), (60, 121882), (120, 60941), (149, 49080), (298, 24540), (409, 17880), (447, 16360), (596, 12270), (745, 9816), (818, 8940), (894, 8180), (1192, 6135), (1227, 5960), (1490, 4908), (1636, 4470), (1788, 4090), (2045, 3576), (2235, 3272), (2454, 2980)]