1764840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1$

素因数の和:223

約数の個数: 128

約数和(自身を含む): 6635520

約数和(自身を除く): 4870680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 191, 210, 220, 231, 264, 280, 308, 330, 382, 385, 420, 440, 462, 573, 616, 660, 764, 770, 840, 924, 955, 1146, 1155, 1320, 1337, 1528, 1540, 1848, 1910, 2101, 2292, 2310, 2674, 2865, 3080, 3820, 4011, 4202, 4584, 4620, 5348, 5730, 6303, 6685, 7640, 8022, 8404, 9240, 10505, 10696, 11460, 12606, 13370, 14707, 16044, 16808, 20055, 21010, 22920, 25212, 26740, 29414, 31515, 32088, 40110, 42020, 44121, 50424, 53480, 58828, 63030, 73535, 80220, 84040, 88242, 117656, 126060, 147070, 160440, 176484, 220605, 252120, 294140, 352968, 441210, 588280, 882420, 1764840]

約数ペア:

[(1, 1764840), (2, 882420), (3, 588280), (4, 441210), (5, 352968), (6, 294140), (7, 252120), (8, 220605), (10, 176484), (11, 160440), (12, 147070), (14, 126060), (15, 117656), (20, 88242), (21, 84040), (22, 80220), (24, 73535), (28, 63030), (30, 58828), (33, 53480), (35, 50424), (40, 44121), (42, 42020), (44, 40110), (55, 32088), (56, 31515), (60, 29414), (66, 26740), (70, 25212), (77, 22920), (84, 21010), (88, 20055), (105, 16808), (110, 16044), (120, 14707), (132, 13370), (140, 12606), (154, 11460), (165, 10696), (168, 10505), (191, 9240), (210, 8404), (220, 8022), (231, 7640), (264, 6685), (280, 6303), (308, 5730), (330, 5348), (382, 4620), (385, 4584), (420, 4202), (440, 4011), (462, 3820), (573, 3080), (616, 2865), (660, 2674), (764, 2310), (770, 2292), (840, 2101), (924, 1910), (955, 1848), (1146, 1540), (1155, 1528), (1320, 1337)]