137920440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{164191}}^1$

素因数の和:164212

約数の個数: 64

約数和(自身を含む): 472872960

約数和(自身を除く): 334952520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 164191, 328382, 492573, 656764, 820955, 985146, 1149337, 1313528, 1641910, 1970292, 2298674, 2462865, 3283820, 3448011, 3940584, 4597348, 4925730, 5746685, 6567640, 6896022, 9194696, 9851460, 11493370, 13792044, 17240055, 19702920, 22986740, 27584088, 34480110, 45973480, 68960220, 137920440]

約数ペア:

[(1, 137920440), (2, 68960220), (3, 45973480), (4, 34480110), (5, 27584088), (6, 22986740), (7, 19702920), (8, 17240055), (10, 13792044), (12, 11493370), (14, 9851460), (15, 9194696), (20, 6896022), (21, 6567640), (24, 5746685), (28, 4925730), (30, 4597348), (35, 3940584), (40, 3448011), (42, 3283820), (56, 2462865), (60, 2298674), (70, 1970292), (84, 1641910), (105, 1313528), (120, 1149337), (140, 985146), (168, 820955), (210, 656764), (280, 492573), (420, 328382), (840, 164191)]