394744920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{25111}}^1$

素因数の和:25256

約数の個数: 64

約数和(自身を含む): 1193322240

約数和(自身を除く): 798577320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 3144, 3930, 5240, 7860, 15720, 25111, 50222, 75333, 100444, 125555, 150666, 200888, 251110, 301332, 376665, 502220, 602664, 753330, 1004440, 1506660, 3013320, 3289541, 6579082, 9868623, 13158164, 16447705, 19737246, 26316328, 32895410, 39474492, 49343115, 65790820, 78948984, 98686230, 131581640, 197372460, 394744920]

約数ペア:

[(1, 394744920), (2, 197372460), (3, 131581640), (4, 98686230), (5, 78948984), (6, 65790820), (8, 49343115), (10, 39474492), (12, 32895410), (15, 26316328), (20, 19737246), (24, 16447705), (30, 13158164), (40, 9868623), (60, 6579082), (120, 3289541), (131, 3013320), (262, 1506660), (393, 1004440), (524, 753330), (655, 602664), (786, 502220), (1048, 376665), (1310, 301332), (1572, 251110), (1965, 200888), (2620, 150666), (3144, 125555), (3930, 100444), (5240, 75333), (7860, 50222), (15720, 25111)]