756768440

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{1607}}^1$

素因数の和:1872

約数の個数: 64

約数和(自身を含む): 1740692160

約数和(自身を除く): 983923720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 193, 244, 305, 386, 488, 610, 772, 965, 1220, 1544, 1607, 1930, 2440, 3214, 3860, 6428, 7720, 8035, 11773, 12856, 16070, 23546, 32140, 47092, 58865, 64280, 94184, 98027, 117730, 196054, 235460, 310151, 392108, 470920, 490135, 620302, 784216, 980270, 1240604, 1550755, 1960540, 2481208, 3101510, 3921080, 6203020, 12406040, 18919211, 37838422, 75676844, 94596055, 151353688, 189192110, 378384220, 756768440]

約数ペア:

[(1, 756768440), (2, 378384220), (4, 189192110), (5, 151353688), (8, 94596055), (10, 75676844), (20, 37838422), (40, 18919211), (61, 12406040), (122, 6203020), (193, 3921080), (244, 3101510), (305, 2481208), (386, 1960540), (488, 1550755), (610, 1240604), (772, 980270), (965, 784216), (1220, 620302), (1544, 490135), (1607, 470920), (1930, 392108), (2440, 310151), (3214, 235460), (3860, 196054), (6428, 117730), (7720, 98027), (8035, 94184), (11773, 64280), (12856, 58865), (16070, 47092), (23546, 32140)]