138207216

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21649}}^1$

素因数の和:21686

約数の個数: 80

約数和(自身を含む): 429536000

約数和(自身を除く): 291328784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 76, 84, 112, 114, 133, 152, 168, 228, 266, 304, 336, 399, 456, 532, 798, 912, 1064, 1596, 2128, 3192, 6384, 21649, 43298, 64947, 86596, 129894, 151543, 173192, 259788, 303086, 346384, 411331, 454629, 519576, 606172, 822662, 909258, 1039152, 1212344, 1233993, 1645324, 1818516, 2424688, 2467986, 2879317, 3290648, 3637032, 4935972, 5758634, 6581296, 7274064, 8637951, 9871944, 11517268, 17275902, 19743888, 23034536, 34551804, 46069072, 69103608, 138207216]

約数ペア:

[(1, 138207216), (2, 69103608), (3, 46069072), (4, 34551804), (6, 23034536), (7, 19743888), (8, 17275902), (12, 11517268), (14, 9871944), (16, 8637951), (19, 7274064), (21, 6581296), (24, 5758634), (28, 4935972), (38, 3637032), (42, 3290648), (48, 2879317), (56, 2467986), (57, 2424688), (76, 1818516), (84, 1645324), (112, 1233993), (114, 1212344), (133, 1039152), (152, 909258), (168, 822662), (228, 606172), (266, 519576), (304, 454629), (336, 411331), (399, 346384), (456, 303086), (532, 259788), (798, 173192), (912, 151543), (1064, 129894), (1596, 86596), (2128, 64947), (3192, 43298), (6384, 21649)]