15787920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{419}}^1$

素因数の和:592

約数の個数: 80

約数和(自身を含む): 49371840

約数和(自身を除く): 33583920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 157, 240, 314, 419, 471, 628, 785, 838, 942, 1256, 1257, 1570, 1676, 1884, 2095, 2355, 2512, 2514, 3140, 3352, 3768, 4190, 4710, 5028, 6280, 6285, 6704, 7536, 8380, 9420, 10056, 12560, 12570, 16760, 18840, 20112, 25140, 33520, 37680, 50280, 65783, 100560, 131566, 197349, 263132, 328915, 394698, 526264, 657830, 789396, 986745, 1052528, 1315660, 1578792, 1973490, 2631320, 3157584, 3946980, 5262640, 7893960, 15787920]

約数ペア:

[(1, 15787920), (2, 7893960), (3, 5262640), (4, 3946980), (5, 3157584), (6, 2631320), (8, 1973490), (10, 1578792), (12, 1315660), (15, 1052528), (16, 986745), (20, 789396), (24, 657830), (30, 526264), (40, 394698), (48, 328915), (60, 263132), (80, 197349), (120, 131566), (157, 100560), (240, 65783), (314, 50280), (419, 37680), (471, 33520), (628, 25140), (785, 20112), (838, 18840), (942, 16760), (1256, 12570), (1257, 12560), (1570, 10056), (1676, 9420), (1884, 8380), (2095, 7536), (2355, 6704), (2512, 6285), (2514, 6280), (3140, 5028), (3352, 4710), (3768, 4190)]