71795340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{398863}}^1$

素因数の和:398878

約数の個数: 36

約数和(自身を含む): 217779744

約数和(自身を除く): 145984404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 398863, 797726, 1196589, 1595452, 1994315, 2393178, 3589767, 3988630, 4786356, 5982945, 7179534, 7977260, 11965890, 14359068, 17948835, 23931780, 35897670, 71795340]

約数ペア:

[(1, 71795340), (2, 35897670), (3, 23931780), (4, 17948835), (5, 14359068), (6, 11965890), (9, 7977260), (10, 7179534), (12, 5982945), (15, 4786356), (18, 3988630), (20, 3589767), (30, 2393178), (36, 1994315), (45, 1595452), (60, 1196589), (90, 797726), (180, 398863)]