257510800

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1093}}^1$

素因数の和:1161

約数の個数: 120

約数和(自身を含む): 672853760

約数和(自身を除く): 415342960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 38, 40, 50, 62, 76, 80, 95, 100, 124, 152, 155, 190, 200, 248, 304, 310, 380, 400, 475, 496, 589, 620, 760, 775, 950, 1093, 1178, 1240, 1520, 1550, 1900, 2186, 2356, 2480, 2945, 3100, 3800, 4372, 4712, 5465, 5890, 6200, 7600, 8744, 9424, 10930, 11780, 12400, 14725, 17488, 20767, 21860, 23560, 27325, 29450, 33883, 41534, 43720, 47120, 54650, 58900, 67766, 83068, 87440, 103835, 109300, 117800, 135532, 166136, 169415, 207670, 218600, 235600, 271064, 332272, 338830, 415340, 437200, 519175, 542128, 643777, 677660, 830680, 847075, 1038350, 1287554, 1355320, 1661360, 1694150, 2076700, 2575108, 2710640, 3218885, 3388300, 4153400, 5150216, 6437770, 6776600, 8306800, 10300432, 12875540, 13553200, 16094425, 25751080, 32188850, 51502160, 64377700, 128755400, 257510800]

約数ペア:

[(1, 257510800), (2, 128755400), (4, 64377700), (5, 51502160), (8, 32188850), (10, 25751080), (16, 16094425), (19, 13553200), (20, 12875540), (25, 10300432), (31, 8306800), (38, 6776600), (40, 6437770), (50, 5150216), (62, 4153400), (76, 3388300), (80, 3218885), (95, 2710640), (100, 2575108), (124, 2076700), (152, 1694150), (155, 1661360), (190, 1355320), (200, 1287554), (248, 1038350), (304, 847075), (310, 830680), (380, 677660), (400, 643777), (475, 542128), (496, 519175), (589, 437200), (620, 415340), (760, 338830), (775, 332272), (950, 271064), (1093, 235600), (1178, 218600), (1240, 207670), (1520, 169415), (1550, 166136), (1900, 135532), (2186, 117800), (2356, 109300), (2480, 103835), (2945, 87440), (3100, 83068), (3800, 67766), (4372, 58900), (4712, 54650), (5465, 47120), (5890, 43720), (6200, 41534), (7600, 33883), (8744, 29450), (9424, 27325), (10930, 23560), (11780, 21860), (12400, 20767), (14725, 17488)]