13209840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{2621}}^1$

素因数の和:2647

約数の個数: 120

約数和(自身を含む): 50719968

約数和(自身を除く): 37510128

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 2621, 5040, 5242, 7863, 10484, 13105, 15726, 18347, 20968, 23589, 26210, 31452, 36694, 39315, 41936, 47178, 52420, 55041, 62904, 73388, 78630, 91735, 94356, 104840, 110082, 117945, 125808, 146776, 157260, 165123, 183470, 188712, 209680, 220164, 235890, 275205, 293552, 314520, 330246, 366940, 377424, 440328, 471780, 550410, 629040, 660492, 733880, 825615, 880656, 943560, 1100820, 1320984, 1467760, 1651230, 1887120, 2201640, 2641968, 3302460, 4403280, 6604920, 13209840]

約数ペア:

[(1, 13209840), (2, 6604920), (3, 4403280), (4, 3302460), (5, 2641968), (6, 2201640), (7, 1887120), (8, 1651230), (9, 1467760), (10, 1320984), (12, 1100820), (14, 943560), (15, 880656), (16, 825615), (18, 733880), (20, 660492), (21, 629040), (24, 550410), (28, 471780), (30, 440328), (35, 377424), (36, 366940), (40, 330246), (42, 314520), (45, 293552), (48, 275205), (56, 235890), (60, 220164), (63, 209680), (70, 188712), (72, 183470), (80, 165123), (84, 157260), (90, 146776), (105, 125808), (112, 117945), (120, 110082), (126, 104840), (140, 94356), (144, 91735), (168, 78630), (180, 73388), (210, 62904), (240, 55041), (252, 52420), (280, 47178), (315, 41936), (336, 39315), (360, 36694), (420, 31452), (504, 26210), (560, 23589), (630, 20968), (720, 18347), (840, 15726), (1008, 13105), (1260, 10484), (1680, 7863), (2520, 5242), (2621, 5040)]