9912780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:261

約数の個数: 120

約数和(自身を含む): 32321520

約数和(自身を除く): 22408740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 81, 87, 90, 108, 116, 135, 145, 162, 174, 180, 211, 261, 270, 290, 324, 348, 405, 422, 435, 522, 540, 580, 633, 783, 810, 844, 870, 1044, 1055, 1266, 1305, 1566, 1620, 1740, 1899, 2110, 2349, 2532, 2610, 3132, 3165, 3798, 3915, 4220, 4698, 5220, 5697, 6119, 6330, 7596, 7830, 9396, 9495, 11394, 11745, 12238, 12660, 15660, 17091, 18357, 18990, 22788, 23490, 24476, 28485, 30595, 34182, 36714, 37980, 46980, 55071, 56970, 61190, 68364, 73428, 85455, 91785, 110142, 113940, 122380, 165213, 170910, 183570, 220284, 275355, 330426, 341820, 367140, 495639, 550710, 660852, 826065, 991278, 1101420, 1652130, 1982556, 2478195, 3304260, 4956390, 9912780]

約数ペア:

[(1, 9912780), (2, 4956390), (3, 3304260), (4, 2478195), (5, 1982556), (6, 1652130), (9, 1101420), (10, 991278), (12, 826065), (15, 660852), (18, 550710), (20, 495639), (27, 367140), (29, 341820), (30, 330426), (36, 275355), (45, 220284), (54, 183570), (58, 170910), (60, 165213), (81, 122380), (87, 113940), (90, 110142), (108, 91785), (116, 85455), (135, 73428), (145, 68364), (162, 61190), (174, 56970), (180, 55071), (211, 46980), (261, 37980), (270, 36714), (290, 34182), (324, 30595), (348, 28485), (405, 24476), (422, 23490), (435, 22788), (522, 18990), (540, 18357), (580, 17091), (633, 15660), (783, 12660), (810, 12238), (844, 11745), (870, 11394), (1044, 9495), (1055, 9396), (1266, 7830), (1305, 7596), (1566, 6330), (1620, 6119), (1740, 5697), (1899, 5220), (2110, 4698), (2349, 4220), (2532, 3915), (2610, 3798), (3132, 3165)]