313612120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{252913}}^1$

素因数の和:252955

約数の個数: 32

約数和(自身を含む): 728392320

約数和(自身を除く): 414780200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 252913, 505826, 1011652, 1264565, 2023304, 2529130, 5058260, 7840303, 10116520, 15680606, 31361212, 39201515, 62722424, 78403030, 156806060, 313612120]

約数ペア:

[(1, 313612120), (2, 156806060), (4, 78403030), (5, 62722424), (8, 39201515), (10, 31361212), (20, 15680606), (31, 10116520), (40, 7840303), (62, 5058260), (124, 2529130), (155, 2023304), (248, 1264565), (310, 1011652), (620, 505826), (1240, 252913)]