71378280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:145

約数の個数: 256

約数和(自身を含む): 256608000

約数和(自身を除く): 185229720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 43, 45, 53, 54, 58, 60, 72, 86, 87, 90, 106, 108, 116, 120, 129, 135, 145, 159, 172, 174, 180, 212, 215, 216, 232, 258, 261, 265, 270, 290, 318, 344, 348, 360, 387, 424, 430, 435, 477, 516, 522, 530, 540, 580, 636, 645, 696, 774, 783, 795, 860, 870, 954, 1032, 1044, 1060, 1080, 1160, 1161, 1247, 1272, 1290, 1305, 1431, 1537, 1548, 1566, 1590, 1720, 1740, 1908, 1935, 2088, 2120, 2279, 2322, 2385, 2494, 2580, 2610, 2862, 3074, 3096, 3132, 3180, 3480, 3741, 3816, 3870, 3915, 4558, 4611, 4644, 4770, 4988, 5160, 5220, 5724, 5805, 6148, 6235, 6264, 6360, 6837, 7155, 7482, 7685, 7740, 7830, 9116, 9222, 9288, 9540, 9976, 10440, 11223, 11395, 11448, 11610, 12296, 12470, 13674, 13833, 14310, 14964, 15370, 15480, 15660, 18232, 18444, 18705, 19080, 20511, 22446, 22790, 23055, 23220, 24940, 27348, 27666, 28620, 29928, 30740, 31320, 33669, 34185, 36888, 37410, 41022, 41499, 44892, 45580, 46110, 46440, 49880, 54696, 55332, 56115, 57240, 61480, 61533, 66091, 67338, 68370, 69165, 74820, 82044, 82998, 89784, 91160, 92220, 102555, 110664, 112230, 123066, 132182, 134676, 136740, 138330, 149640, 164088, 165996, 168345, 184440, 198273, 205110, 207495, 224460, 246132, 264364, 269352, 273480, 276660, 307665, 330455, 331992, 336690, 396546, 410220, 414990, 448920, 492264, 528728, 553320, 594819, 615330, 660910, 673380, 793092, 820440, 829980, 991365, 1189638, 1230660, 1321820, 1346760, 1586184, 1659960, 1784457, 1982730, 2379276, 2461320, 2643640, 2974095, 3568914, 3965460, 4758552, 5948190, 7137828, 7930920, 8922285, 11896380, 14275656, 17844570, 23792760, 35689140, 71378280]

約数ペア:

[(1, 71378280), (2, 35689140), (3, 23792760), (4, 17844570), (5, 14275656), (6, 11896380), (8, 8922285), (9, 7930920), (10, 7137828), (12, 5948190), (15, 4758552), (18, 3965460), (20, 3568914), (24, 2974095), (27, 2643640), (29, 2461320), (30, 2379276), (36, 1982730), (40, 1784457), (43, 1659960), (45, 1586184), (53, 1346760), (54, 1321820), (58, 1230660), (60, 1189638), (72, 991365), (86, 829980), (87, 820440), (90, 793092), (106, 673380), (108, 660910), (116, 615330), (120, 594819), (129, 553320), (135, 528728), (145, 492264), (159, 448920), (172, 414990), (174, 410220), (180, 396546), (212, 336690), (215, 331992), (216, 330455), (232, 307665), (258, 276660), (261, 273480), (265, 269352), (270, 264364), (290, 246132), (318, 224460), (344, 207495), (348, 205110), (360, 198273), (387, 184440), (424, 168345), (430, 165996), (435, 164088), (477, 149640), (516, 138330), (522, 136740), (530, 134676), (540, 132182), (580, 123066), (636, 112230), (645, 110664), (696, 102555), (774, 92220), (783, 91160), (795, 89784), (860, 82998), (870, 82044), (954, 74820), (1032, 69165), (1044, 68370), (1060, 67338), (1080, 66091), (1160, 61533), (1161, 61480), (1247, 57240), (1272, 56115), (1290, 55332), (1305, 54696), (1431, 49880), (1537, 46440), (1548, 46110), (1566, 45580), (1590, 44892), (1720, 41499), (1740, 41022), (1908, 37410), (1935, 36888), (2088, 34185), (2120, 33669), (2279, 31320), (2322, 30740), (2385, 29928), (2494, 28620), (2580, 27666), (2610, 27348), (2862, 24940), (3074, 23220), (3096, 23055), (3132, 22790), (3180, 22446), (3480, 20511), (3741, 19080), (3816, 18705), (3870, 18444), (3915, 18232), (4558, 15660), (4611, 15480), (4644, 15370), (4770, 14964), (4988, 14310), (5160, 13833), (5220, 13674), (5724, 12470), (5805, 12296), (6148, 11610), (6235, 11448), (6264, 11395), (6360, 11223), (6837, 10440), (7155, 9976), (7482, 9540), (7685, 9288), (7740, 9222), (7830, 9116)]