68700240

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:386

約数の個数: 240

約数和(自身を含む): 270661248

約数和(自身を除く): 201961008

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, 317, 336, 344, 360, 387, 420, 430, 504, 516, 560, 602, 630, 634, 645, 688, 720, 774, 840, 860, 903, 951, 1008, 1032, 1204, 1260, 1268, 1290, 1505, 1548, 1585, 1680, 1720, 1806, 1902, 1935, 2064, 2219, 2408, 2520, 2536, 2580, 2709, 2853, 3010, 3096, 3170, 3440, 3612, 3804, 3870, 4438, 4515, 4755, 4816, 5040, 5072, 5160, 5418, 5706, 6020, 6192, 6340, 6657, 7224, 7608, 7740, 8876, 9030, 9510, 10320, 10836, 11095, 11412, 12040, 12680, 13314, 13545, 13631, 14265, 14448, 15216, 15480, 17752, 18060, 19020, 19971, 21672, 22190, 22824, 24080, 25360, 26628, 27090, 27262, 28530, 30960, 33285, 35504, 36120, 38040, 39942, 40893, 43344, 44380, 45648, 53256, 54180, 54524, 57060, 66570, 68155, 72240, 76080, 79884, 81786, 88760, 95417, 99855, 106512, 108360, 109048, 114120, 122679, 133140, 136310, 159768, 163572, 177520, 190834, 199710, 204465, 216720, 218096, 228240, 245358, 266280, 272620, 286251, 319536, 327144, 381668, 399420, 408930, 477085, 490716, 532560, 545240, 572502, 613395, 654288, 763336, 798840, 817860, 858753, 954170, 981432, 1090480, 1145004, 1226790, 1431255, 1526672, 1597680, 1635720, 1717506, 1908340, 1962864, 2290008, 2453580, 2862510, 3271440, 3435012, 3816680, 4293765, 4580016, 4907160, 5725020, 6870024, 7633360, 8587530, 9814320, 11450040, 13740048, 17175060, 22900080, 34350120, 68700240]

約数ペア:

[(1, 68700240), (2, 34350120), (3, 22900080), (4, 17175060), (5, 13740048), (6, 11450040), (7, 9814320), (8, 8587530), (9, 7633360), (10, 6870024), (12, 5725020), (14, 4907160), (15, 4580016), (16, 4293765), (18, 3816680), (20, 3435012), (21, 3271440), (24, 2862510), (28, 2453580), (30, 2290008), (35, 1962864), (36, 1908340), (40, 1717506), (42, 1635720), (43, 1597680), (45, 1526672), (48, 1431255), (56, 1226790), (60, 1145004), (63, 1090480), (70, 981432), (72, 954170), (80, 858753), (84, 817860), (86, 798840), (90, 763336), (105, 654288), (112, 613395), (120, 572502), (126, 545240), (129, 532560), (140, 490716), (144, 477085), (168, 408930), (172, 399420), (180, 381668), (210, 327144), (215, 319536), (240, 286251), (252, 272620), (258, 266280), (280, 245358), (301, 228240), (315, 218096), (317, 216720), (336, 204465), (344, 199710), (360, 190834), (387, 177520), (420, 163572), (430, 159768), (504, 136310), (516, 133140), (560, 122679), (602, 114120), (630, 109048), (634, 108360), (645, 106512), (688, 99855), (720, 95417), (774, 88760), (840, 81786), (860, 79884), (903, 76080), (951, 72240), (1008, 68155), (1032, 66570), (1204, 57060), (1260, 54524), (1268, 54180), (1290, 53256), (1505, 45648), (1548, 44380), (1585, 43344), (1680, 40893), (1720, 39942), (1806, 38040), (1902, 36120), (1935, 35504), (2064, 33285), (2219, 30960), (2408, 28530), (2520, 27262), (2536, 27090), (2580, 26628), (2709, 25360), (2853, 24080), (3010, 22824), (3096, 22190), (3170, 21672), (3440, 19971), (3612, 19020), (3804, 18060), (3870, 17752), (4438, 15480), (4515, 15216), (4755, 14448), (4816, 14265), (5040, 13631), (5072, 13545), (5160, 13314), (5418, 12680), (5706, 12040), (6020, 11412), (6192, 11095), (6340, 10836), (6657, 10320), (7224, 9510), (7608, 9030), (7740, 8876)]