987079520

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{919}}^1$

素因数の和:1085

約数の個数: 144

約数和(自身を含む): 2735480160

約数和(自身を除く): 1748400640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 137, 140, 160, 196, 224, 245, 274, 280, 392, 490, 548, 560, 685, 784, 919, 959, 980, 1096, 1120, 1370, 1568, 1838, 1918, 1960, 2192, 2740, 3676, 3836, 3920, 4384, 4595, 4795, 5480, 6433, 6713, 7352, 7672, 7840, 9190, 9590, 10960, 12866, 13426, 14704, 15344, 18380, 19180, 21920, 25732, 26852, 29408, 30688, 32165, 33565, 36760, 38360, 45031, 51464, 53704, 64330, 67130, 73520, 76720, 90062, 102928, 107408, 125903, 128660, 134260, 147040, 153440, 180124, 205856, 214816, 225155, 251806, 257320, 268520, 360248, 450310, 503612, 514640, 537040, 629515, 720496, 881321, 900620, 1007224, 1029280, 1074080, 1259030, 1440992, 1762642, 1801240, 2014448, 2518060, 3525284, 3602480, 4028896, 4406605, 5036120, 6169247, 7050568, 7204960, 8813210, 10072240, 12338494, 14101136, 17626420, 20144480, 24676988, 28202272, 30846235, 35252840, 49353976, 61692470, 70505680, 98707952, 123384940, 141011360, 197415904, 246769880, 493539760, 987079520]

約数ペア:

[(1, 987079520), (2, 493539760), (4, 246769880), (5, 197415904), (7, 141011360), (8, 123384940), (10, 98707952), (14, 70505680), (16, 61692470), (20, 49353976), (28, 35252840), (32, 30846235), (35, 28202272), (40, 24676988), (49, 20144480), (56, 17626420), (70, 14101136), (80, 12338494), (98, 10072240), (112, 8813210), (137, 7204960), (140, 7050568), (160, 6169247), (196, 5036120), (224, 4406605), (245, 4028896), (274, 3602480), (280, 3525284), (392, 2518060), (490, 2014448), (548, 1801240), (560, 1762642), (685, 1440992), (784, 1259030), (919, 1074080), (959, 1029280), (980, 1007224), (1096, 900620), (1120, 881321), (1370, 720496), (1568, 629515), (1838, 537040), (1918, 514640), (1960, 503612), (2192, 450310), (2740, 360248), (3676, 268520), (3836, 257320), (3920, 251806), (4384, 225155), (4595, 214816), (4795, 205856), (5480, 180124), (6433, 153440), (6713, 147040), (7352, 134260), (7672, 128660), (7840, 125903), (9190, 107408), (9590, 102928), (10960, 90062), (12866, 76720), (13426, 73520), (14704, 67130), (15344, 64330), (18380, 53704), (19180, 51464), (21920, 45031), (25732, 38360), (26852, 36760), (29408, 33565), (30688, 32165)]