123455760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{514399}}^1$

素因数の和:514415

約数の個数: 40

約数和(自身を含む): 382713600

約数和(自身を除く): 259257840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 514399, 1028798, 1543197, 2057596, 2571995, 3086394, 4115192, 5143990, 6172788, 7715985, 8230384, 10287980, 12345576, 15431970, 20575960, 24691152, 30863940, 41151920, 61727880, 123455760]

約数ペア:

[(1, 123455760), (2, 61727880), (3, 41151920), (4, 30863940), (5, 24691152), (6, 20575960), (8, 15431970), (10, 12345576), (12, 10287980), (15, 8230384), (16, 7715985), (20, 6172788), (24, 5143990), (30, 4115192), (40, 3086394), (48, 2571995), (60, 2057596), (80, 1543197), (120, 1028798), (240, 514399)]