123946576

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:516

約数の個数: 80

約数和(自身を含む): 276371200

約数和(自身を除く): 152424624

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 79, 104, 152, 158, 208, 247, 304, 316, 397, 494, 632, 794, 988, 1027, 1264, 1501, 1588, 1976, 2054, 3002, 3176, 3952, 4108, 5161, 6004, 6352, 7543, 8216, 10322, 12008, 15086, 16432, 19513, 20644, 24016, 30172, 31363, 39026, 41288, 60344, 62726, 78052, 82576, 98059, 120688, 125452, 156104, 196118, 250904, 312208, 392236, 407719, 501808, 595897, 784472, 815438, 1191794, 1568944, 1630876, 2383588, 3261752, 4767176, 6523504, 7746661, 9534352, 15493322, 30986644, 61973288, 123946576]

約数ペア:

[(1, 123946576), (2, 61973288), (4, 30986644), (8, 15493322), (13, 9534352), (16, 7746661), (19, 6523504), (26, 4767176), (38, 3261752), (52, 2383588), (76, 1630876), (79, 1568944), (104, 1191794), (152, 815438), (158, 784472), (208, 595897), (247, 501808), (304, 407719), (316, 392236), (397, 312208), (494, 250904), (632, 196118), (794, 156104), (988, 125452), (1027, 120688), (1264, 98059), (1501, 82576), (1588, 78052), (1976, 62726), (2054, 60344), (3002, 41288), (3176, 39026), (3952, 31363), (4108, 30172), (5161, 24016), (6004, 20644), (6352, 19513), (7543, 16432), (8216, 15086), (10322, 12008)]