66039440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1889}}^1$

素因数の和:1944

約数の個数: 80

約数和(自身を含む): 168739200

約数和(自身を除く): 102699760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 115, 152, 184, 190, 230, 304, 368, 380, 437, 460, 760, 874, 920, 1520, 1748, 1840, 1889, 2185, 3496, 3778, 4370, 6992, 7556, 8740, 9445, 15112, 17480, 18890, 30224, 34960, 35891, 37780, 43447, 71782, 75560, 86894, 143564, 151120, 173788, 179455, 217235, 287128, 347576, 358910, 434470, 574256, 695152, 717820, 825493, 868940, 1435640, 1650986, 1737880, 2871280, 3301972, 3475760, 4127465, 6603944, 8254930, 13207888, 16509860, 33019720, 66039440]

約数ペア:

[(1, 66039440), (2, 33019720), (4, 16509860), (5, 13207888), (8, 8254930), (10, 6603944), (16, 4127465), (19, 3475760), (20, 3301972), (23, 2871280), (38, 1737880), (40, 1650986), (46, 1435640), (76, 868940), (80, 825493), (92, 717820), (95, 695152), (115, 574256), (152, 434470), (184, 358910), (190, 347576), (230, 287128), (304, 217235), (368, 179455), (380, 173788), (437, 151120), (460, 143564), (760, 86894), (874, 75560), (920, 71782), (1520, 43447), (1748, 37780), (1840, 35891), (1889, 34960), (2185, 30224), (3496, 18890), (3778, 17480), (4370, 15112), (6992, 9445), (7556, 8740)]