201949404

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{647}}^1$

素因数の和:747

約数の個数: 72

約数和(自身を含む): 510572160

約数和(自身を除く): 308622756

約数列:

[1, 2, 3, 4, 6, 12, 19, 37, 38, 57, 74, 76, 111, 114, 148, 222, 228, 444, 647, 703, 1294, 1369, 1406, 1941, 2109, 2588, 2738, 2812, 3882, 4107, 4218, 5476, 7764, 8214, 8436, 12293, 16428, 23939, 24586, 26011, 36879, 47878, 49172, 52022, 71817, 73758, 78033, 95756, 104044, 143634, 147516, 156066, 287268, 312132, 454841, 885743, 909682, 1364523, 1771486, 1819364, 2657229, 2729046, 3542972, 5314458, 5458092, 10628916, 16829117, 33658234, 50487351, 67316468, 100974702, 201949404]

約数ペア:

[(1, 201949404), (2, 100974702), (3, 67316468), (4, 50487351), (6, 33658234), (12, 16829117), (19, 10628916), (37, 5458092), (38, 5314458), (57, 3542972), (74, 2729046), (76, 2657229), (111, 1819364), (114, 1771486), (148, 1364523), (222, 909682), (228, 885743), (444, 454841), (647, 312132), (703, 287268), (1294, 156066), (1369, 147516), (1406, 143634), (1941, 104044), (2109, 95756), (2588, 78033), (2738, 73758), (2812, 71817), (3882, 52022), (4107, 49172), (4218, 47878), (5476, 36879), (7764, 26011), (8214, 24586), (8436, 23939), (12293, 16428)]