263606280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{353}}^1$

素因数の和:508

約数の個数: 192

約数和(自身を含む): 929802240

約数和(自身を除く): 666195960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 127, 140, 147, 168, 196, 210, 245, 254, 280, 294, 353, 381, 392, 420, 490, 508, 588, 635, 706, 735, 762, 840, 889, 980, 1016, 1059, 1176, 1270, 1412, 1470, 1524, 1765, 1778, 1905, 1960, 2118, 2471, 2540, 2667, 2824, 2940, 3048, 3530, 3556, 3810, 4236, 4445, 4942, 5080, 5295, 5334, 5880, 6223, 7060, 7112, 7413, 7620, 8472, 8890, 9884, 10590, 10668, 12355, 12446, 13335, 14120, 14826, 15240, 17297, 17780, 18669, 19768, 21180, 21336, 24710, 24892, 26670, 29652, 31115, 34594, 35560, 37065, 37338, 42360, 44831, 49420, 49784, 51891, 53340, 59304, 62230, 69188, 74130, 74676, 86485, 89662, 93345, 98840, 103782, 106680, 124460, 134493, 138376, 148260, 149352, 172970, 179324, 186690, 207564, 224155, 248920, 259455, 268986, 296520, 313817, 345940, 358648, 373380, 415128, 448310, 518910, 537972, 627634, 672465, 691880, 746760, 896620, 941451, 1037820, 1075944, 1255268, 1344930, 1569085, 1793240, 1882902, 2075640, 2196719, 2510536, 2689860, 3138170, 3765804, 4393438, 4707255, 5379720, 6276340, 6590157, 7531608, 8786876, 9414510, 10983595, 12552680, 13180314, 17573752, 18829020, 21967190, 26360628, 32950785, 37658040, 43934380, 52721256, 65901570, 87868760, 131803140, 263606280]

約数ペア:

[(1, 263606280), (2, 131803140), (3, 87868760), (4, 65901570), (5, 52721256), (6, 43934380), (7, 37658040), (8, 32950785), (10, 26360628), (12, 21967190), (14, 18829020), (15, 17573752), (20, 13180314), (21, 12552680), (24, 10983595), (28, 9414510), (30, 8786876), (35, 7531608), (40, 6590157), (42, 6276340), (49, 5379720), (56, 4707255), (60, 4393438), (70, 3765804), (84, 3138170), (98, 2689860), (105, 2510536), (120, 2196719), (127, 2075640), (140, 1882902), (147, 1793240), (168, 1569085), (196, 1344930), (210, 1255268), (245, 1075944), (254, 1037820), (280, 941451), (294, 896620), (353, 746760), (381, 691880), (392, 672465), (420, 627634), (490, 537972), (508, 518910), (588, 448310), (635, 415128), (706, 373380), (735, 358648), (762, 345940), (840, 313817), (889, 296520), (980, 268986), (1016, 259455), (1059, 248920), (1176, 224155), (1270, 207564), (1412, 186690), (1470, 179324), (1524, 172970), (1765, 149352), (1778, 148260), (1905, 138376), (1960, 134493), (2118, 124460), (2471, 106680), (2540, 103782), (2667, 98840), (2824, 93345), (2940, 89662), (3048, 86485), (3530, 74676), (3556, 74130), (3810, 69188), (4236, 62230), (4445, 59304), (4942, 53340), (5080, 51891), (5295, 49784), (5334, 49420), (5880, 44831), (6223, 42360), (7060, 37338), (7112, 37065), (7413, 35560), (7620, 34594), (8472, 31115), (8890, 29652), (9884, 26670), (10590, 24892), (10668, 24710), (12355, 21336), (12446, 21180), (13335, 19768), (14120, 18669), (14826, 17780), (15240, 17297)]