51891000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^2\times {\mathrm{353}}^1$

素因数の和:391

約数の個数: 192

約数和(自身を含む): 188866080

約数和(自身を除く): 136975080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 49, 50, 56, 60, 70, 75, 84, 98, 100, 105, 120, 125, 140, 147, 150, 168, 175, 196, 200, 210, 245, 250, 280, 294, 300, 350, 353, 375, 392, 420, 490, 500, 525, 588, 600, 700, 706, 735, 750, 840, 875, 980, 1000, 1050, 1059, 1176, 1225, 1400, 1412, 1470, 1500, 1750, 1765, 1960, 2100, 2118, 2450, 2471, 2625, 2824, 2940, 3000, 3500, 3530, 3675, 4200, 4236, 4900, 4942, 5250, 5295, 5880, 6125, 7000, 7060, 7350, 7413, 8472, 8825, 9800, 9884, 10500, 10590, 12250, 12355, 14120, 14700, 14826, 17297, 17650, 18375, 19768, 21000, 21180, 24500, 24710, 26475, 29400, 29652, 34594, 35300, 36750, 37065, 42360, 44125, 49000, 49420, 51891, 52950, 59304, 61775, 69188, 70600, 73500, 74130, 86485, 88250, 98840, 103782, 105900, 123550, 132375, 138376, 147000, 148260, 172970, 176500, 185325, 207564, 211800, 247100, 259455, 264750, 296520, 308875, 345940, 353000, 370650, 415128, 432425, 494200, 518910, 529500, 617750, 691880, 741300, 864850, 926625, 1037820, 1059000, 1235500, 1297275, 1482600, 1729700, 1853250, 2075640, 2162125, 2471000, 2594550, 3459400, 3706500, 4324250, 5189100, 6486375, 7413000, 8648500, 10378200, 12972750, 17297000, 25945500, 51891000]

約数ペア:

[(1, 51891000), (2, 25945500), (3, 17297000), (4, 12972750), (5, 10378200), (6, 8648500), (7, 7413000), (8, 6486375), (10, 5189100), (12, 4324250), (14, 3706500), (15, 3459400), (20, 2594550), (21, 2471000), (24, 2162125), (25, 2075640), (28, 1853250), (30, 1729700), (35, 1482600), (40, 1297275), (42, 1235500), (49, 1059000), (50, 1037820), (56, 926625), (60, 864850), (70, 741300), (75, 691880), (84, 617750), (98, 529500), (100, 518910), (105, 494200), (120, 432425), (125, 415128), (140, 370650), (147, 353000), (150, 345940), (168, 308875), (175, 296520), (196, 264750), (200, 259455), (210, 247100), (245, 211800), (250, 207564), (280, 185325), (294, 176500), (300, 172970), (350, 148260), (353, 147000), (375, 138376), (392, 132375), (420, 123550), (490, 105900), (500, 103782), (525, 98840), (588, 88250), (600, 86485), (700, 74130), (706, 73500), (735, 70600), (750, 69188), (840, 61775), (875, 59304), (980, 52950), (1000, 51891), (1050, 49420), (1059, 49000), (1176, 44125), (1225, 42360), (1400, 37065), (1412, 36750), (1470, 35300), (1500, 34594), (1750, 29652), (1765, 29400), (1960, 26475), (2100, 24710), (2118, 24500), (2450, 21180), (2471, 21000), (2625, 19768), (2824, 18375), (2940, 17650), (3000, 17297), (3500, 14826), (3530, 14700), (3675, 14120), (4200, 12355), (4236, 12250), (4900, 10590), (4942, 10500), (5250, 9884), (5295, 9800), (5880, 8825), (6125, 8472), (7000, 7413), (7060, 7350)]