7867560680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{3761}}^1$

素因数の和:4051

約数の個数: 128

約数和(自身を含む): 20975708160

約数和(自身を除く): 13108147480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 241, 248, 280, 310, 434, 482, 620, 868, 964, 1085, 1205, 1240, 1687, 1736, 1928, 2170, 2410, 3374, 3761, 4340, 4820, 6748, 7471, 7522, 8435, 8680, 9640, 13496, 14942, 15044, 16870, 18805, 26327, 29884, 30088, 33740, 37355, 37610, 52297, 52654, 59768, 67480, 74710, 75220, 104594, 105308, 116591, 131635, 149420, 150440, 209188, 210616, 233182, 261485, 263270, 298840, 418376, 466364, 522970, 526540, 582955, 816137, 906401, 932728, 1045940, 1053080, 1165910, 1632274, 1812802, 2091880, 2331820, 3264548, 3625604, 4080685, 4532005, 4663640, 6344807, 6529096, 7251208, 8161370, 9064010, 12689614, 16322740, 18128020, 25379228, 28098431, 31724035, 32645480, 36256040, 50758456, 56196862, 63448070, 112393724, 126896140, 140492155, 196689017, 224787448, 253792280, 280984310, 393378034, 561968620, 786756068, 983445085, 1123937240, 1573512136, 1966890170, 3933780340, 7867560680]

約数ペア:

[(1, 7867560680), (2, 3933780340), (4, 1966890170), (5, 1573512136), (7, 1123937240), (8, 983445085), (10, 786756068), (14, 561968620), (20, 393378034), (28, 280984310), (31, 253792280), (35, 224787448), (40, 196689017), (56, 140492155), (62, 126896140), (70, 112393724), (124, 63448070), (140, 56196862), (155, 50758456), (217, 36256040), (241, 32645480), (248, 31724035), (280, 28098431), (310, 25379228), (434, 18128020), (482, 16322740), (620, 12689614), (868, 9064010), (964, 8161370), (1085, 7251208), (1205, 6529096), (1240, 6344807), (1687, 4663640), (1736, 4532005), (1928, 4080685), (2170, 3625604), (2410, 3264548), (3374, 2331820), (3761, 2091880), (4340, 1812802), (4820, 1632274), (6748, 1165910), (7471, 1053080), (7522, 1045940), (8435, 932728), (8680, 906401), (9640, 816137), (13496, 582955), (14942, 526540), (15044, 522970), (16870, 466364), (18805, 418376), (26327, 298840), (29884, 263270), (30088, 261485), (33740, 233182), (37355, 210616), (37610, 209188), (52297, 150440), (52654, 149420), (59768, 131635), (67480, 116591), (74710, 105308), (75220, 104594)]