68789120

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5657}}^1$

素因数の和:5695

約数の個数: 64

約数和(自身を含む): 173134800

約数和(自身を除く): 104345680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 5657, 6080, 11314, 12160, 22628, 28285, 45256, 56570, 90512, 107483, 113140, 181024, 214966, 226280, 362048, 429932, 452560, 537415, 724096, 859864, 905120, 1074830, 1719728, 1810240, 2149660, 3439456, 3620480, 4299320, 6878912, 8598640, 13757824, 17197280, 34394560, 68789120]

約数ペア:

[(1, 68789120), (2, 34394560), (4, 17197280), (5, 13757824), (8, 8598640), (10, 6878912), (16, 4299320), (19, 3620480), (20, 3439456), (32, 2149660), (38, 1810240), (40, 1719728), (64, 1074830), (76, 905120), (80, 859864), (95, 724096), (128, 537415), (152, 452560), (160, 429932), (190, 362048), (304, 226280), (320, 214966), (380, 181024), (608, 113140), (640, 107483), (760, 90512), (1216, 56570), (1520, 45256), (2432, 28285), (3040, 22628), (5657, 12160), (6080, 11314)]