318423888

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{643}}^1$

素因数の和:857

約数の個数: 120

約数和(自身を含む): 944696480

約数和(自身を除く): 626272592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 181, 228, 304, 342, 362, 456, 543, 643, 684, 724, 912, 1086, 1286, 1368, 1448, 1629, 1929, 2172, 2572, 2736, 2896, 3258, 3439, 3858, 4344, 5144, 5787, 6516, 6878, 7716, 8688, 10288, 10317, 11574, 12217, 13032, 13756, 15432, 20634, 23148, 24434, 26064, 27512, 30864, 30951, 36651, 41268, 46296, 48868, 55024, 61902, 73302, 82536, 92592, 97736, 109953, 116383, 123804, 146604, 165072, 195472, 219906, 232766, 247608, 293208, 349149, 439812, 465532, 495216, 586416, 698298, 879624, 931064, 1047447, 1396596, 1759248, 1862128, 2094894, 2211277, 2793192, 4189788, 4422554, 5586384, 6633831, 8379576, 8845108, 13267662, 16759152, 17690216, 19901493, 26535324, 35380432, 39802986, 53070648, 79605972, 106141296, 159211944, 318423888]

約数ペア:

[(1, 318423888), (2, 159211944), (3, 106141296), (4, 79605972), (6, 53070648), (8, 39802986), (9, 35380432), (12, 26535324), (16, 19901493), (18, 17690216), (19, 16759152), (24, 13267662), (36, 8845108), (38, 8379576), (48, 6633831), (57, 5586384), (72, 4422554), (76, 4189788), (114, 2793192), (144, 2211277), (152, 2094894), (171, 1862128), (181, 1759248), (228, 1396596), (304, 1047447), (342, 931064), (362, 879624), (456, 698298), (543, 586416), (643, 495216), (684, 465532), (724, 439812), (912, 349149), (1086, 293208), (1286, 247608), (1368, 232766), (1448, 219906), (1629, 195472), (1929, 165072), (2172, 146604), (2572, 123804), (2736, 116383), (2896, 109953), (3258, 97736), (3439, 92592), (3858, 82536), (4344, 73302), (5144, 61902), (5787, 55024), (6516, 48868), (6878, 46296), (7716, 41268), (8688, 36651), (10288, 30951), (10317, 30864), (11574, 27512), (12217, 26064), (13032, 24434), (13756, 23148), (15432, 20634)]