3987120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1$

素因数の和:502

約数の個数: 80

約数和(自身を含む): 12722400

約数和(自身を除く): 8735280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 449, 555, 592, 740, 888, 898, 1110, 1347, 1480, 1776, 1796, 2220, 2245, 2694, 2960, 3592, 4440, 4490, 5388, 6735, 7184, 8880, 8980, 10776, 13470, 16613, 17960, 21552, 26940, 33226, 35920, 49839, 53880, 66452, 83065, 99678, 107760, 132904, 166130, 199356, 249195, 265808, 332260, 398712, 498390, 664520, 797424, 996780, 1329040, 1993560, 3987120]

約数ペア:

[(1, 3987120), (2, 1993560), (3, 1329040), (4, 996780), (5, 797424), (6, 664520), (8, 498390), (10, 398712), (12, 332260), (15, 265808), (16, 249195), (20, 199356), (24, 166130), (30, 132904), (37, 107760), (40, 99678), (48, 83065), (60, 66452), (74, 53880), (80, 49839), (111, 35920), (120, 33226), (148, 26940), (185, 21552), (222, 17960), (240, 16613), (296, 13470), (370, 10776), (444, 8980), (449, 8880), (555, 7184), (592, 6735), (740, 5388), (888, 4490), (898, 4440), (1110, 3592), (1347, 2960), (1480, 2694), (1776, 2245), (1796, 2220)]