40815040

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:187

約数の個数: 168

約数和(自身を含む): 119877840

約数和(自身を除く): 79062800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 64, 70, 76, 80, 95, 98, 112, 133, 137, 140, 152, 160, 190, 196, 224, 245, 266, 274, 280, 304, 320, 380, 392, 448, 490, 532, 548, 560, 608, 665, 685, 760, 784, 931, 959, 980, 1064, 1096, 1120, 1216, 1330, 1370, 1520, 1568, 1862, 1918, 1960, 2128, 2192, 2240, 2603, 2660, 2740, 3040, 3136, 3724, 3836, 3920, 4256, 4384, 4655, 4795, 5206, 5320, 5480, 6080, 6713, 7448, 7672, 7840, 8512, 8768, 9310, 9590, 10412, 10640, 10960, 13015, 13426, 14896, 15344, 15680, 18221, 18620, 19180, 20824, 21280, 21920, 26030, 26852, 29792, 30688, 33565, 36442, 37240, 38360, 41648, 42560, 43840, 52060, 53704, 59584, 61376, 67130, 72884, 74480, 76720, 83296, 91105, 104120, 107408, 127547, 134260, 145768, 148960, 153440, 166592, 182210, 208240, 214816, 255094, 268520, 291536, 297920, 306880, 364420, 416480, 429632, 510188, 537040, 583072, 637735, 728840, 832960, 1020376, 1074080, 1166144, 1275470, 1457680, 2040752, 2148160, 2550940, 2915360, 4081504, 5101880, 5830720, 8163008, 10203760, 20407520, 40815040]

約数ペア:

[(1, 40815040), (2, 20407520), (4, 10203760), (5, 8163008), (7, 5830720), (8, 5101880), (10, 4081504), (14, 2915360), (16, 2550940), (19, 2148160), (20, 2040752), (28, 1457680), (32, 1275470), (35, 1166144), (38, 1074080), (40, 1020376), (49, 832960), (56, 728840), (64, 637735), (70, 583072), (76, 537040), (80, 510188), (95, 429632), (98, 416480), (112, 364420), (133, 306880), (137, 297920), (140, 291536), (152, 268520), (160, 255094), (190, 214816), (196, 208240), (224, 182210), (245, 166592), (266, 153440), (274, 148960), (280, 145768), (304, 134260), (320, 127547), (380, 107408), (392, 104120), (448, 91105), (490, 83296), (532, 76720), (548, 74480), (560, 72884), (608, 67130), (665, 61376), (685, 59584), (760, 53704), (784, 52060), (931, 43840), (959, 42560), (980, 41648), (1064, 38360), (1096, 37240), (1120, 36442), (1216, 33565), (1330, 30688), (1370, 29792), (1520, 26852), (1568, 26030), (1862, 21920), (1918, 21280), (1960, 20824), (2128, 19180), (2192, 18620), (2240, 18221), (2603, 15680), (2660, 15344), (2740, 14896), (3040, 13426), (3136, 13015), (3724, 10960), (3836, 10640), (3920, 10412), (4256, 9590), (4384, 9310), (4655, 8768), (4795, 8512), (5206, 7840), (5320, 7672), (5480, 7448), (6080, 6713)]