206167920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{122719}}^1$

素因数の和:122742

約数の個数: 80

約数和(自身を含む): 730429440

約数和(自身を除く): 524261520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 122719, 245438, 368157, 490876, 613595, 736314, 859033, 981752, 1227190, 1472628, 1718066, 1840785, 1963504, 2454380, 2577099, 2945256, 3436132, 3681570, 4295165, 4908760, 5154198, 5890512, 6872264, 7363140, 8590330, 9817520, 10308396, 12885495, 13744528, 14726280, 17180660, 20616792, 25770990, 29452560, 34361320, 41233584, 51541980, 68722640, 103083960, 206167920]

約数ペア:

[(1, 206167920), (2, 103083960), (3, 68722640), (4, 51541980), (5, 41233584), (6, 34361320), (7, 29452560), (8, 25770990), (10, 20616792), (12, 17180660), (14, 14726280), (15, 13744528), (16, 12885495), (20, 10308396), (21, 9817520), (24, 8590330), (28, 7363140), (30, 6872264), (35, 5890512), (40, 5154198), (42, 4908760), (48, 4295165), (56, 3681570), (60, 3436132), (70, 2945256), (80, 2577099), (84, 2454380), (105, 1963504), (112, 1840785), (120, 1718066), (140, 1472628), (168, 1227190), (210, 981752), (240, 859033), (280, 736314), (336, 613595), (420, 490876), (560, 368157), (840, 245438), (1680, 122719)]