991590660

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{373}}^1\times {\mathrm{547}}^1$

素因数の和:944

約数の個数: 144

約数和(自身を含む): 3133306176

約数和(自身を除く): 2141715516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 373, 405, 486, 540, 547, 746, 810, 972, 1094, 1119, 1215, 1492, 1620, 1641, 1865, 2188, 2238, 2430, 2735, 3282, 3357, 3730, 4476, 4860, 4923, 5470, 5595, 6564, 6714, 7460, 8205, 9846, 10071, 10940, 11190, 13428, 14769, 16410, 16785, 19692, 20142, 22380, 24615, 29538, 30213, 32820, 33570, 40284, 44307, 49230, 50355, 59076, 60426, 67140, 73845, 88614, 90639, 98460, 100710, 120852, 132921, 147690, 151065, 177228, 181278, 201420, 204031, 221535, 265842, 295380, 302130, 362556, 408062, 443070, 453195, 531684, 604260, 612093, 664605, 816124, 886140, 906390, 1020155, 1224186, 1329210, 1812780, 1836279, 2040310, 2448372, 2658420, 3060465, 3672558, 4080620, 5508837, 6120930, 7345116, 9181395, 11017674, 12241860, 16526511, 18362790, 22035348, 27544185, 33053022, 36725580, 49579533, 55088370, 66106044, 82632555, 99159066, 110176740, 165265110, 198318132, 247897665, 330530220, 495795330, 991590660]

約数ペア:

[(1, 991590660), (2, 495795330), (3, 330530220), (4, 247897665), (5, 198318132), (6, 165265110), (9, 110176740), (10, 99159066), (12, 82632555), (15, 66106044), (18, 55088370), (20, 49579533), (27, 36725580), (30, 33053022), (36, 27544185), (45, 22035348), (54, 18362790), (60, 16526511), (81, 12241860), (90, 11017674), (108, 9181395), (135, 7345116), (162, 6120930), (180, 5508837), (243, 4080620), (270, 3672558), (324, 3060465), (373, 2658420), (405, 2448372), (486, 2040310), (540, 1836279), (547, 1812780), (746, 1329210), (810, 1224186), (972, 1020155), (1094, 906390), (1119, 886140), (1215, 816124), (1492, 664605), (1620, 612093), (1641, 604260), (1865, 531684), (2188, 453195), (2238, 443070), (2430, 408062), (2735, 362556), (3282, 302130), (3357, 295380), (3730, 265842), (4476, 221535), (4860, 204031), (4923, 201420), (5470, 181278), (5595, 177228), (6564, 151065), (6714, 147690), (7460, 132921), (8205, 120852), (9846, 100710), (10071, 98460), (10940, 90639), (11190, 88614), (13428, 73845), (14769, 67140), (16410, 60426), (16785, 59076), (19692, 50355), (20142, 49230), (22380, 44307), (24615, 40284), (29538, 33570), (30213, 32820)]