164774988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{373}}^1\times {\mathrm{1753}}^1$

素因数の和:2143

約数の個数: 72

約数和(自身を含む): 477565088

約数和(自身を除く): 312790100

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 373, 746, 1119, 1492, 1753, 2238, 2611, 3357, 3506, 4476, 5222, 5259, 6714, 7012, 7833, 10444, 10518, 12271, 13428, 15666, 15777, 21036, 23499, 24542, 31332, 31554, 36813, 46998, 49084, 63108, 73626, 93996, 110439, 147252, 220878, 441756, 653869, 1307738, 1961607, 2615476, 3923214, 4577083, 5884821, 7846428, 9154166, 11769642, 13731249, 18308332, 23539284, 27462498, 41193747, 54924996, 82387494, 164774988]

約数ペア:

[(1, 164774988), (2, 82387494), (3, 54924996), (4, 41193747), (6, 27462498), (7, 23539284), (9, 18308332), (12, 13731249), (14, 11769642), (18, 9154166), (21, 7846428), (28, 5884821), (36, 4577083), (42, 3923214), (63, 2615476), (84, 1961607), (126, 1307738), (252, 653869), (373, 441756), (746, 220878), (1119, 147252), (1492, 110439), (1753, 93996), (2238, 73626), (2611, 63108), (3357, 49084), (3506, 46998), (4476, 36813), (5222, 31554), (5259, 31332), (6714, 24542), (7012, 23499), (7833, 21036), (10444, 15777), (10518, 15666), (12271, 13428)]