290401980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{1753}}^1$

素因数の和:2027

約数の個数: 96

約数和(自身を含む): 891088128

約数和(自身を除く): 600686148

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 251, 330, 502, 660, 753, 1004, 1255, 1506, 1753, 2510, 2761, 3012, 3506, 3765, 5020, 5259, 5522, 7012, 7530, 8283, 8765, 10518, 11044, 13805, 15060, 16566, 17530, 19283, 21036, 26295, 27610, 33132, 35060, 38566, 41415, 52590, 55220, 57849, 77132, 82830, 96415, 105180, 115698, 165660, 192830, 231396, 289245, 385660, 440003, 578490, 880006, 1156980, 1320009, 1760012, 2200015, 2640018, 4400030, 4840033, 5280036, 6600045, 8800060, 9680066, 13200090, 14520099, 19360132, 24200165, 26400180, 29040198, 48400330, 58080396, 72600495, 96800660, 145200990, 290401980]

約数ペア:

[(1, 290401980), (2, 145200990), (3, 96800660), (4, 72600495), (5, 58080396), (6, 48400330), (10, 29040198), (11, 26400180), (12, 24200165), (15, 19360132), (20, 14520099), (22, 13200090), (30, 9680066), (33, 8800060), (44, 6600045), (55, 5280036), (60, 4840033), (66, 4400030), (110, 2640018), (132, 2200015), (165, 1760012), (220, 1320009), (251, 1156980), (330, 880006), (502, 578490), (660, 440003), (753, 385660), (1004, 289245), (1255, 231396), (1506, 192830), (1753, 165660), (2510, 115698), (2761, 105180), (3012, 96415), (3506, 82830), (3765, 77132), (5020, 57849), (5259, 55220), (5522, 52590), (7012, 41415), (7530, 38566), (8283, 35060), (8765, 33132), (10518, 27610), (11044, 26295), (13805, 21036), (15060, 19283), (16566, 17530)]