162756720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{751}}^1$

素因数の和:820

約数の個数: 240

約数和(自身を含む): 640054272

約数和(自身を除く): 477297552

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, 43, 45, 48, 56, 60, 63, 70, 72, 80, 84, 86, 90, 105, 112, 120, 126, 129, 140, 144, 168, 172, 180, 210, 215, 240, 252, 258, 280, 301, 315, 336, 344, 360, 387, 420, 430, 504, 516, 560, 602, 630, 645, 688, 720, 751, 774, 840, 860, 903, 1008, 1032, 1204, 1260, 1290, 1502, 1505, 1548, 1680, 1720, 1806, 1935, 2064, 2253, 2408, 2520, 2580, 2709, 3004, 3010, 3096, 3440, 3612, 3755, 3870, 4506, 4515, 4816, 5040, 5160, 5257, 5418, 6008, 6020, 6192, 6759, 7224, 7510, 7740, 9012, 9030, 10320, 10514, 10836, 11265, 12016, 12040, 13518, 13545, 14448, 15020, 15480, 15771, 18024, 18060, 21028, 21672, 22530, 24080, 26285, 27036, 27090, 30040, 30960, 31542, 32293, 33795, 36048, 36120, 42056, 43344, 45060, 47313, 52570, 54072, 54180, 60080, 63084, 64586, 67590, 72240, 78855, 84112, 90120, 94626, 96879, 105140, 108144, 108360, 126168, 129172, 135180, 157710, 161465, 180240, 189252, 193758, 210280, 216720, 226051, 236565, 252336, 258344, 270360, 290637, 315420, 322930, 378504, 387516, 420560, 452102, 473130, 484395, 516688, 540720, 581274, 630840, 645860, 678153, 757008, 775032, 904204, 946260, 968790, 1130255, 1162548, 1261680, 1291720, 1356306, 1453185, 1550064, 1808408, 1892520, 1937580, 2034459, 2260510, 2325096, 2583440, 2712612, 2906370, 3390765, 3616816, 3785040, 3875160, 4068918, 4521020, 4650192, 5425224, 5812740, 6781530, 7750320, 8137836, 9042040, 10172295, 10850448, 11625480, 13563060, 16275672, 18084080, 20344590, 23250960, 27126120, 32551344, 40689180, 54252240, 81378360, 162756720]

約数ペア:

[(1, 162756720), (2, 81378360), (3, 54252240), (4, 40689180), (5, 32551344), (6, 27126120), (7, 23250960), (8, 20344590), (9, 18084080), (10, 16275672), (12, 13563060), (14, 11625480), (15, 10850448), (16, 10172295), (18, 9042040), (20, 8137836), (21, 7750320), (24, 6781530), (28, 5812740), (30, 5425224), (35, 4650192), (36, 4521020), (40, 4068918), (42, 3875160), (43, 3785040), (45, 3616816), (48, 3390765), (56, 2906370), (60, 2712612), (63, 2583440), (70, 2325096), (72, 2260510), (80, 2034459), (84, 1937580), (86, 1892520), (90, 1808408), (105, 1550064), (112, 1453185), (120, 1356306), (126, 1291720), (129, 1261680), (140, 1162548), (144, 1130255), (168, 968790), (172, 946260), (180, 904204), (210, 775032), (215, 757008), (240, 678153), (252, 645860), (258, 630840), (280, 581274), (301, 540720), (315, 516688), (336, 484395), (344, 473130), (360, 452102), (387, 420560), (420, 387516), (430, 378504), (504, 322930), (516, 315420), (560, 290637), (602, 270360), (630, 258344), (645, 252336), (688, 236565), (720, 226051), (751, 216720), (774, 210280), (840, 193758), (860, 189252), (903, 180240), (1008, 161465), (1032, 157710), (1204, 135180), (1260, 129172), (1290, 126168), (1502, 108360), (1505, 108144), (1548, 105140), (1680, 96879), (1720, 94626), (1806, 90120), (1935, 84112), (2064, 78855), (2253, 72240), (2408, 67590), (2520, 64586), (2580, 63084), (2709, 60080), (3004, 54180), (3010, 54072), (3096, 52570), (3440, 47313), (3612, 45060), (3755, 43344), (3870, 42056), (4506, 36120), (4515, 36048), (4816, 33795), (5040, 32293), (5160, 31542), (5257, 30960), (5418, 30040), (6008, 27090), (6020, 27036), (6192, 26285), (6759, 24080), (7224, 22530), (7510, 21672), (7740, 21028), (9012, 18060), (9030, 18024), (10320, 15771), (10514, 15480), (10836, 15020), (11265, 14448), (12016, 13545), (12040, 13518)]