28776450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:496

約数の個数: 96

約数和(自身を含む): 78566400

約数和(自身を除く): 49789950

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 23, 25, 30, 38, 46, 50, 57, 69, 75, 95, 114, 115, 138, 150, 190, 230, 285, 345, 437, 439, 475, 570, 575, 690, 874, 878, 950, 1150, 1311, 1317, 1425, 1725, 2185, 2195, 2622, 2634, 2850, 3450, 4370, 4390, 6555, 6585, 8341, 10097, 10925, 10975, 13110, 13170, 16682, 20194, 21850, 21950, 25023, 30291, 32775, 32925, 41705, 50046, 50485, 60582, 65550, 65850, 83410, 100970, 125115, 151455, 191843, 208525, 250230, 252425, 302910, 383686, 417050, 504850, 575529, 625575, 757275, 959215, 1151058, 1251150, 1514550, 1918430, 2877645, 4796075, 5755290, 9592150, 14388225, 28776450]

約数ペア:

[(1, 28776450), (2, 14388225), (3, 9592150), (5, 5755290), (6, 4796075), (10, 2877645), (15, 1918430), (19, 1514550), (23, 1251150), (25, 1151058), (30, 959215), (38, 757275), (46, 625575), (50, 575529), (57, 504850), (69, 417050), (75, 383686), (95, 302910), (114, 252425), (115, 250230), (138, 208525), (150, 191843), (190, 151455), (230, 125115), (285, 100970), (345, 83410), (437, 65850), (439, 65550), (475, 60582), (570, 50485), (575, 50046), (690, 41705), (874, 32925), (878, 32775), (950, 30291), (1150, 25023), (1311, 21950), (1317, 21850), (1425, 20194), (1725, 16682), (2185, 13170), (2195, 13110), (2622, 10975), (2634, 10925), (2850, 10097), (3450, 8341), (4370, 6585), (4390, 6555)]