215518920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1795991}}^1$

素因数の和:1796005

約数の個数: 32

約数和(自身を含む): 646557120

約数和(自身を除く): 431038200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1795991, 3591982, 5387973, 7183964, 8979955, 10775946, 14367928, 17959910, 21551892, 26939865, 35919820, 43103784, 53879730, 71839640, 107759460, 215518920]

約数ペア:

[(1, 215518920), (2, 107759460), (3, 71839640), (4, 53879730), (5, 43103784), (6, 35919820), (8, 26939865), (10, 21551892), (12, 17959910), (15, 14367928), (20, 10775946), (24, 8979955), (30, 7183964), (40, 5387973), (60, 3591982), (120, 1795991)]