123017520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{512573}}^1$

素因数の和:512589

約数の個数: 40

約数和(自身を含む): 381355056

約数和(自身を除く): 258337536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 512573, 1025146, 1537719, 2050292, 2562865, 3075438, 4100584, 5125730, 6150876, 7688595, 8201168, 10251460, 12301752, 15377190, 20502920, 24603504, 30754380, 41005840, 61508760, 123017520]

約数ペア:

[(1, 123017520), (2, 61508760), (3, 41005840), (4, 30754380), (5, 24603504), (6, 20502920), (8, 15377190), (10, 12301752), (12, 10251460), (15, 8201168), (16, 7688595), (20, 6150876), (24, 5125730), (30, 4100584), (40, 3075438), (48, 2562865), (60, 2050292), (80, 1537719), (120, 1025146), (240, 512573)]