170720120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251059}}^1$

素因数の和:251087

約数の個数: 32

約数和(自身を含む): 406717200

約数和(自身を除く): 235997080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 251059, 502118, 1004236, 1255295, 2008472, 2510590, 4268003, 5021180, 8536006, 10042360, 17072012, 21340015, 34144024, 42680030, 85360060, 170720120]

約数ペア:

[(1, 170720120), (2, 85360060), (4, 42680030), (5, 34144024), (8, 21340015), (10, 17072012), (17, 10042360), (20, 8536006), (34, 5021180), (40, 4268003), (68, 2510590), (85, 2008472), (136, 1255295), (170, 1004236), (340, 502118), (680, 251059)]