138621960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{919}}^1$

素因数の和:1355

約数の個数: 96

約数和(自身を含む): 452088000

約数和(自身を除く): 313466040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 419, 838, 919, 1257, 1676, 1838, 2095, 2514, 2757, 3352, 3676, 3771, 4190, 4595, 5028, 5514, 6285, 7352, 7542, 8271, 8380, 9190, 10056, 11028, 12570, 13785, 15084, 16542, 16760, 18380, 18855, 22056, 25140, 27570, 30168, 33084, 36760, 37710, 41355, 50280, 55140, 66168, 75420, 82710, 110280, 150840, 165420, 330840, 385061, 770122, 1155183, 1540244, 1925305, 2310366, 3080488, 3465549, 3850610, 4620732, 5775915, 6931098, 7701220, 9241464, 11551830, 13862196, 15402440, 17327745, 23103660, 27724392, 34655490, 46207320, 69310980, 138621960]

約数ペア:

[(1, 138621960), (2, 69310980), (3, 46207320), (4, 34655490), (5, 27724392), (6, 23103660), (8, 17327745), (9, 15402440), (10, 13862196), (12, 11551830), (15, 9241464), (18, 7701220), (20, 6931098), (24, 5775915), (30, 4620732), (36, 3850610), (40, 3465549), (45, 3080488), (60, 2310366), (72, 1925305), (90, 1540244), (120, 1155183), (180, 770122), (360, 385061), (419, 330840), (838, 165420), (919, 150840), (1257, 110280), (1676, 82710), (1838, 75420), (2095, 66168), (2514, 55140), (2757, 50280), (3352, 41355), (3676, 37710), (3771, 36760), (4190, 33084), (4595, 30168), (5028, 27570), (5514, 25140), (6285, 22056), (7352, 18855), (7542, 18380), (8271, 16760), (8380, 16542), (9190, 15084), (10056, 13785), (11028, 12570)]