128300720

素因数分解:

$2^4\times 5^1\times {\mathrm{673}}^1\times {\mathrm{2383}}^1$

素因数の和:3069

約数の個数: 40

約数和(自身を含む): 298867776

約数和(自身を除く): 170567056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 673, 1346, 2383, 2692, 3365, 4766, 5384, 6730, 9532, 10768, 11915, 13460, 19064, 23830, 26920, 38128, 47660, 53840, 95320, 190640, 1603759, 3207518, 6415036, 8018795, 12830072, 16037590, 25660144, 32075180, 64150360, 128300720]

約数ペア:

[(1, 128300720), (2, 64150360), (4, 32075180), (5, 25660144), (8, 16037590), (10, 12830072), (16, 8018795), (20, 6415036), (40, 3207518), (80, 1603759), (673, 190640), (1346, 95320), (2383, 53840), (2692, 47660), (3365, 38128), (4766, 26920), (5384, 23830), (6730, 19064), (9532, 13460), (10768, 11915)]