138147520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{61673}}^1$

素因数の和:61697

約数の個数: 56

約数和(自身を含む): 375964704

約数和(自身を除く): 237817184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 61673, 123346, 246692, 308365, 431711, 493384, 616730, 863422, 986768, 1233460, 1726844, 1973536, 2158555, 2466920, 3453688, 3947072, 4317110, 4933840, 6907376, 8634220, 9867680, 13814752, 17268440, 19735360, 27629504, 34536880, 69073760, 138147520]

約数ペア:

[(1, 138147520), (2, 69073760), (4, 34536880), (5, 27629504), (7, 19735360), (8, 17268440), (10, 13814752), (14, 9867680), (16, 8634220), (20, 6907376), (28, 4933840), (32, 4317110), (35, 3947072), (40, 3453688), (56, 2466920), (64, 2158555), (70, 1973536), (80, 1726844), (112, 1233460), (140, 986768), (160, 863422), (224, 616730), (280, 493384), (320, 431711), (448, 308365), (560, 246692), (1120, 123346), (2240, 61673)]