78679620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{145703}}^1$

素因数の和:145721

約数の個数: 48

約数和(自身を含む): 244782720

約数和(自身を除く): 166103100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 145703, 291406, 437109, 582812, 728515, 874218, 1311327, 1457030, 1748436, 2185545, 2622654, 2914060, 3933981, 4371090, 5245308, 6556635, 7867962, 8742180, 13113270, 15735924, 19669905, 26226540, 39339810, 78679620]

約数ペア:

[(1, 78679620), (2, 39339810), (3, 26226540), (4, 19669905), (5, 15735924), (6, 13113270), (9, 8742180), (10, 7867962), (12, 6556635), (15, 5245308), (18, 4371090), (20, 3933981), (27, 2914060), (30, 2622654), (36, 2185545), (45, 1748436), (54, 1457030), (60, 1311327), (90, 874218), (108, 728515), (135, 582812), (180, 437109), (270, 291406), (540, 145703)]