178608924

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{1153}}^1$

素因数の和:1507

約数の個数: 72

約数和(自身を含む): 488105072

約数和(自身を除く): 309496148

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 331, 468, 662, 993, 1153, 1324, 1986, 2306, 2979, 3459, 3972, 4303, 4612, 5958, 6918, 8606, 10377, 11916, 12909, 13836, 14989, 17212, 20754, 25818, 29978, 38727, 41508, 44967, 51636, 59956, 77454, 89934, 134901, 154908, 179868, 269802, 381643, 539604, 763286, 1144929, 1526572, 2289858, 3434787, 4579716, 4961359, 6869574, 9922718, 13739148, 14884077, 19845436, 29768154, 44652231, 59536308, 89304462, 178608924]

約数ペア:

[(1, 178608924), (2, 89304462), (3, 59536308), (4, 44652231), (6, 29768154), (9, 19845436), (12, 14884077), (13, 13739148), (18, 9922718), (26, 6869574), (36, 4961359), (39, 4579716), (52, 3434787), (78, 2289858), (117, 1526572), (156, 1144929), (234, 763286), (331, 539604), (468, 381643), (662, 269802), (993, 179868), (1153, 154908), (1324, 134901), (1986, 89934), (2306, 77454), (2979, 59956), (3459, 51636), (3972, 44967), (4303, 41508), (4612, 38727), (5958, 29978), (6918, 25818), (8606, 20754), (10377, 17212), (11916, 14989), (12909, 13836)]