251974944

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:240

約数の個数: 216

約数和(自身を含む): 805738752

約数和(自身を除く): 553763808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 32, 36, 39, 48, 52, 62, 72, 78, 93, 96, 104, 117, 124, 144, 156, 167, 169, 186, 208, 234, 248, 279, 288, 312, 334, 338, 372, 403, 416, 468, 496, 501, 507, 558, 624, 668, 676, 744, 806, 936, 992, 1002, 1014, 1116, 1209, 1248, 1336, 1352, 1488, 1503, 1521, 1612, 1872, 2004, 2028, 2171, 2232, 2418, 2672, 2704, 2976, 3006, 3042, 3224, 3627, 3744, 4008, 4056, 4342, 4464, 4836, 5177, 5239, 5344, 5408, 6012, 6084, 6448, 6513, 7254, 8016, 8112, 8684, 8928, 9672, 10354, 10478, 12024, 12168, 12896, 13026, 14508, 15531, 15717, 16032, 16224, 17368, 19344, 19539, 20708, 20956, 24048, 24336, 26052, 28223, 29016, 31062, 31434, 34736, 38688, 39078, 41416, 41912, 46593, 47151, 48096, 48672, 52104, 56446, 58032, 62124, 62868, 67301, 69472, 78156, 82832, 83824, 84669, 93186, 94302, 104208, 112892, 116064, 124248, 125736, 134602, 156312, 165664, 167648, 169338, 186372, 188604, 201903, 208416, 225784, 248496, 251472, 254007, 269204, 312624, 338676, 372744, 377208, 403806, 451568, 496992, 502944, 508014, 538408, 605709, 625248, 677352, 745488, 754416, 807612, 874913, 903136, 1016028, 1076816, 1211418, 1354704, 1490976, 1508832, 1615224, 1749826, 2032056, 2153632, 2422836, 2624739, 2709408, 3230448, 3499652, 4064112, 4845672, 5249478, 6460896, 6999304, 7874217, 8128224, 9691344, 10498956, 13998608, 15748434, 19382688, 20997912, 27997216, 31496868, 41995824, 62993736, 83991648, 125987472, 251974944]

約数ペア:

[(1, 251974944), (2, 125987472), (3, 83991648), (4, 62993736), (6, 41995824), (8, 31496868), (9, 27997216), (12, 20997912), (13, 19382688), (16, 15748434), (18, 13998608), (24, 10498956), (26, 9691344), (31, 8128224), (32, 7874217), (36, 6999304), (39, 6460896), (48, 5249478), (52, 4845672), (62, 4064112), (72, 3499652), (78, 3230448), (93, 2709408), (96, 2624739), (104, 2422836), (117, 2153632), (124, 2032056), (144, 1749826), (156, 1615224), (167, 1508832), (169, 1490976), (186, 1354704), (208, 1211418), (234, 1076816), (248, 1016028), (279, 903136), (288, 874913), (312, 807612), (334, 754416), (338, 745488), (372, 677352), (403, 625248), (416, 605709), (468, 538408), (496, 508014), (501, 502944), (507, 496992), (558, 451568), (624, 403806), (668, 377208), (676, 372744), (744, 338676), (806, 312624), (936, 269204), (992, 254007), (1002, 251472), (1014, 248496), (1116, 225784), (1209, 208416), (1248, 201903), (1336, 188604), (1352, 186372), (1488, 169338), (1503, 167648), (1521, 165664), (1612, 156312), (1872, 134602), (2004, 125736), (2028, 124248), (2171, 116064), (2232, 112892), (2418, 104208), (2672, 94302), (2704, 93186), (2976, 84669), (3006, 83824), (3042, 82832), (3224, 78156), (3627, 69472), (3744, 67301), (4008, 62868), (4056, 62124), (4342, 58032), (4464, 56446), (4836, 52104), (5177, 48672), (5239, 48096), (5344, 47151), (5408, 46593), (6012, 41912), (6084, 41416), (6448, 39078), (6513, 38688), (7254, 34736), (8016, 31434), (8112, 31062), (8684, 29016), (8928, 28223), (9672, 26052), (10354, 24336), (10478, 24048), (12024, 20956), (12168, 20708), (12896, 19539), (13026, 19344), (14508, 17368), (15531, 16224), (15717, 16032)]