77808672

素因数分解:

$2^5\times 3^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:223

約数の個数: 144

約数和(自身を含む): 232360128

約数和(自身を除く): 154551456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 61, 72, 86, 96, 103, 122, 129, 144, 172, 183, 206, 244, 258, 288, 309, 344, 366, 387, 412, 488, 516, 549, 618, 688, 732, 774, 824, 927, 976, 1032, 1098, 1236, 1376, 1464, 1548, 1648, 1854, 1952, 2064, 2196, 2472, 2623, 2928, 3096, 3296, 3708, 4128, 4392, 4429, 4944, 5246, 5856, 6192, 6283, 7416, 7869, 8784, 8858, 9888, 10492, 12384, 12566, 13287, 14832, 15738, 17568, 17716, 18849, 20984, 23607, 25132, 26574, 29664, 31476, 35432, 37698, 39861, 41968, 47214, 50264, 53148, 56547, 62952, 70864, 75396, 79722, 83936, 94428, 100528, 106296, 113094, 125904, 141728, 150792, 159444, 188856, 201056, 212592, 226188, 251808, 270169, 301584, 318888, 377712, 425184, 452376, 540338, 603168, 637776, 755424, 810507, 904752, 1080676, 1275552, 1621014, 1809504, 2161352, 2431521, 3242028, 4322704, 4863042, 6484056, 8645408, 9726084, 12968112, 19452168, 25936224, 38904336, 77808672]

約数ペア:

[(1, 77808672), (2, 38904336), (3, 25936224), (4, 19452168), (6, 12968112), (8, 9726084), (9, 8645408), (12, 6484056), (16, 4863042), (18, 4322704), (24, 3242028), (32, 2431521), (36, 2161352), (43, 1809504), (48, 1621014), (61, 1275552), (72, 1080676), (86, 904752), (96, 810507), (103, 755424), (122, 637776), (129, 603168), (144, 540338), (172, 452376), (183, 425184), (206, 377712), (244, 318888), (258, 301584), (288, 270169), (309, 251808), (344, 226188), (366, 212592), (387, 201056), (412, 188856), (488, 159444), (516, 150792), (549, 141728), (618, 125904), (688, 113094), (732, 106296), (774, 100528), (824, 94428), (927, 83936), (976, 79722), (1032, 75396), (1098, 70864), (1236, 62952), (1376, 56547), (1464, 53148), (1548, 50264), (1648, 47214), (1854, 41968), (1952, 39861), (2064, 37698), (2196, 35432), (2472, 31476), (2623, 29664), (2928, 26574), (3096, 25132), (3296, 23607), (3708, 20984), (4128, 18849), (4392, 17716), (4429, 17568), (4944, 15738), (5246, 14832), (5856, 13287), (6192, 12566), (6283, 12384), (7416, 10492), (7869, 9888), (8784, 8858)]