87767640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{243799}}^1$

素因数の和:243816

約数の個数: 48

約数和(自身を含む): 285246000

約数和(自身を除く): 197478360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 243799, 487598, 731397, 975196, 1218995, 1462794, 1950392, 2194191, 2437990, 2925588, 3656985, 4388382, 4875980, 5851176, 7313970, 8776764, 9751960, 10970955, 14627940, 17553528, 21941910, 29255880, 43883820, 87767640]

約数ペア:

[(1, 87767640), (2, 43883820), (3, 29255880), (4, 21941910), (5, 17553528), (6, 14627940), (8, 10970955), (9, 9751960), (10, 8776764), (12, 7313970), (15, 5851176), (18, 4875980), (20, 4388382), (24, 3656985), (30, 2925588), (36, 2437990), (40, 2194191), (45, 1950392), (60, 1462794), (72, 1218995), (90, 975196), (120, 731397), (180, 487598), (360, 243799)]