204077720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{383}}^1$

素因数の和:585

約数の個数: 128

約数和(自身を含む): 577290240

約数和(自身を除く): 373212520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 173, 220, 280, 308, 346, 383, 385, 440, 616, 692, 766, 770, 865, 1211, 1384, 1532, 1540, 1730, 1903, 1915, 2422, 2681, 3064, 3080, 3460, 3806, 3830, 4213, 4844, 5362, 6055, 6920, 7612, 7660, 8426, 9515, 9688, 10724, 12110, 13321, 13405, 15224, 15320, 16852, 19030, 21065, 21448, 24220, 26642, 26810, 29491, 33704, 38060, 42130, 48440, 53284, 53620, 58982, 66259, 66605, 76120, 84260, 106568, 107240, 117964, 132518, 133210, 147455, 168520, 235928, 265036, 266420, 294910, 331295, 463813, 530072, 532840, 589820, 662590, 728849, 927626, 1179640, 1325180, 1457698, 1855252, 2319065, 2650360, 2915396, 3644245, 3710504, 4638130, 5101943, 5830792, 7288490, 9276260, 10203886, 14576980, 18552520, 20407772, 25509715, 29153960, 40815544, 51019430, 102038860, 204077720]

約数ペア:

[(1, 204077720), (2, 102038860), (4, 51019430), (5, 40815544), (7, 29153960), (8, 25509715), (10, 20407772), (11, 18552520), (14, 14576980), (20, 10203886), (22, 9276260), (28, 7288490), (35, 5830792), (40, 5101943), (44, 4638130), (55, 3710504), (56, 3644245), (70, 2915396), (77, 2650360), (88, 2319065), (110, 1855252), (140, 1457698), (154, 1325180), (173, 1179640), (220, 927626), (280, 728849), (308, 662590), (346, 589820), (383, 532840), (385, 530072), (440, 463813), (616, 331295), (692, 294910), (766, 266420), (770, 265036), (865, 235928), (1211, 168520), (1384, 147455), (1532, 133210), (1540, 132518), (1730, 117964), (1903, 107240), (1915, 106568), (2422, 84260), (2681, 76120), (3064, 66605), (3080, 66259), (3460, 58982), (3806, 53620), (3830, 53284), (4213, 48440), (4844, 42130), (5362, 38060), (6055, 33704), (6920, 29491), (7612, 26810), (7660, 26642), (8426, 24220), (9515, 21448), (9688, 21065), (10724, 19030), (12110, 16852), (13321, 15320), (13405, 15224)]