121793520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{997}}^1$

素因数の和:1522

約数の個数: 80

約数和(自身を含む): 378681120

約数和(自身を除く): 256887600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 509, 997, 1018, 1527, 1994, 2036, 2545, 2991, 3054, 3988, 4072, 4985, 5090, 5982, 6108, 7635, 7976, 8144, 9970, 10180, 11964, 12216, 14955, 15270, 15952, 19940, 20360, 23928, 24432, 29910, 30540, 39880, 40720, 47856, 59820, 61080, 79760, 119640, 122160, 239280, 507473, 1014946, 1522419, 2029892, 2537365, 3044838, 4059784, 5074730, 6089676, 7612095, 8119568, 10149460, 12179352, 15224190, 20298920, 24358704, 30448380, 40597840, 60896760, 121793520]

約数ペア:

[(1, 121793520), (2, 60896760), (3, 40597840), (4, 30448380), (5, 24358704), (6, 20298920), (8, 15224190), (10, 12179352), (12, 10149460), (15, 8119568), (16, 7612095), (20, 6089676), (24, 5074730), (30, 4059784), (40, 3044838), (48, 2537365), (60, 2029892), (80, 1522419), (120, 1014946), (240, 507473), (509, 239280), (997, 122160), (1018, 119640), (1527, 79760), (1994, 61080), (2036, 59820), (2545, 47856), (2991, 40720), (3054, 39880), (3988, 30540), (4072, 29910), (4985, 24432), (5090, 23928), (5982, 20360), (6108, 19940), (7635, 15952), (7976, 15270), (8144, 14955), (9970, 12216), (10180, 11964)]