7709940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:262

約数の個数: 144

約数和(自身を含む): 27780480

約数和(自身を除く): 20070540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 58, 60, 63, 70, 84, 87, 90, 105, 116, 126, 140, 145, 174, 180, 203, 210, 211, 252, 261, 290, 315, 348, 406, 420, 422, 435, 522, 580, 609, 630, 633, 812, 844, 870, 1015, 1044, 1055, 1218, 1260, 1266, 1305, 1477, 1740, 1827, 1899, 2030, 2110, 2436, 2532, 2610, 2954, 3045, 3165, 3654, 3798, 4060, 4220, 4431, 5220, 5908, 6090, 6119, 6330, 7308, 7385, 7596, 8862, 9135, 9495, 12180, 12238, 12660, 13293, 14770, 17724, 18270, 18357, 18990, 22155, 24476, 26586, 29540, 30595, 36540, 36714, 37980, 42833, 44310, 53172, 55071, 61190, 66465, 73428, 85666, 88620, 91785, 110142, 122380, 128499, 132930, 171332, 183570, 214165, 220284, 256998, 265860, 275355, 367140, 385497, 428330, 513996, 550710, 642495, 770994, 856660, 1101420, 1284990, 1541988, 1927485, 2569980, 3854970, 7709940]

約数ペア:

[(1, 7709940), (2, 3854970), (3, 2569980), (4, 1927485), (5, 1541988), (6, 1284990), (7, 1101420), (9, 856660), (10, 770994), (12, 642495), (14, 550710), (15, 513996), (18, 428330), (20, 385497), (21, 367140), (28, 275355), (29, 265860), (30, 256998), (35, 220284), (36, 214165), (42, 183570), (45, 171332), (58, 132930), (60, 128499), (63, 122380), (70, 110142), (84, 91785), (87, 88620), (90, 85666), (105, 73428), (116, 66465), (126, 61190), (140, 55071), (145, 53172), (174, 44310), (180, 42833), (203, 37980), (210, 36714), (211, 36540), (252, 30595), (261, 29540), (290, 26586), (315, 24476), (348, 22155), (406, 18990), (420, 18357), (422, 18270), (435, 17724), (522, 14770), (580, 13293), (609, 12660), (630, 12238), (633, 12180), (812, 9495), (844, 9135), (870, 8862), (1015, 7596), (1044, 7385), (1055, 7308), (1218, 6330), (1260, 6119), (1266, 6090), (1305, 5908), (1477, 5220), (1740, 4431), (1827, 4220), (1899, 4060), (2030, 3798), (2110, 3654), (2436, 3165), (2532, 3045), (2610, 2954)]