80782380

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:146

約数の個数: 288

約数和(自身を含む): 303367680

約数和(自身を除く): 222585300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 43, 45, 49, 54, 60, 63, 70, 71, 84, 86, 90, 98, 105, 108, 126, 129, 135, 140, 142, 147, 172, 180, 189, 196, 210, 213, 215, 245, 252, 258, 270, 284, 294, 301, 315, 355, 378, 387, 420, 426, 430, 441, 490, 497, 516, 540, 588, 602, 630, 639, 645, 710, 735, 756, 774, 852, 860, 882, 903, 945, 980, 994, 1065, 1161, 1204, 1260, 1278, 1290, 1323, 1420, 1470, 1491, 1505, 1548, 1764, 1806, 1890, 1917, 1935, 1988, 2107, 2130, 2205, 2322, 2485, 2556, 2580, 2646, 2709, 2940, 2982, 3010, 3053, 3195, 3479, 3612, 3780, 3834, 3870, 4214, 4260, 4410, 4473, 4515, 4644, 4970, 5292, 5418, 5805, 5964, 6020, 6106, 6321, 6390, 6615, 6958, 7455, 7668, 7740, 8127, 8428, 8820, 8946, 9030, 9159, 9585, 9940, 10437, 10535, 10836, 11610, 12212, 12642, 12780, 13230, 13419, 13545, 13916, 14910, 15265, 16254, 17395, 17892, 18060, 18318, 18963, 19170, 20874, 21070, 21371, 22365, 23220, 25284, 26460, 26838, 27090, 27477, 29820, 30530, 31311, 31605, 32508, 34790, 36636, 37926, 38340, 40635, 41748, 42140, 42742, 44730, 45795, 52185, 53676, 54180, 54954, 56889, 61060, 62622, 63210, 64113, 67095, 69580, 75852, 81270, 82431, 85484, 89460, 91590, 93933, 94815, 104370, 106855, 109908, 113778, 125244, 126420, 128226, 134190, 137385, 149597, 156555, 162540, 164862, 183180, 187866, 189630, 192339, 208740, 213710, 227556, 256452, 268380, 274770, 284445, 299194, 313110, 320565, 329724, 375732, 379260, 384678, 412155, 427420, 448791, 469665, 549540, 568890, 577017, 598388, 626220, 641130, 747985, 769356, 824310, 897582, 939330, 961695, 1137780, 1154034, 1282260, 1346373, 1495970, 1648620, 1795164, 1878660, 1923390, 2243955, 2308068, 2692746, 2885085, 2991940, 3846780, 4039119, 4487910, 5385492, 5770170, 6731865, 8078238, 8975820, 11540340, 13463730, 16156476, 20195595, 26927460, 40391190, 80782380]

約数ペア:

[(1, 80782380), (2, 40391190), (3, 26927460), (4, 20195595), (5, 16156476), (6, 13463730), (7, 11540340), (9, 8975820), (10, 8078238), (12, 6731865), (14, 5770170), (15, 5385492), (18, 4487910), (20, 4039119), (21, 3846780), (27, 2991940), (28, 2885085), (30, 2692746), (35, 2308068), (36, 2243955), (42, 1923390), (43, 1878660), (45, 1795164), (49, 1648620), (54, 1495970), (60, 1346373), (63, 1282260), (70, 1154034), (71, 1137780), (84, 961695), (86, 939330), (90, 897582), (98, 824310), (105, 769356), (108, 747985), (126, 641130), (129, 626220), (135, 598388), (140, 577017), (142, 568890), (147, 549540), (172, 469665), (180, 448791), (189, 427420), (196, 412155), (210, 384678), (213, 379260), (215, 375732), (245, 329724), (252, 320565), (258, 313110), (270, 299194), (284, 284445), (294, 274770), (301, 268380), (315, 256452), (355, 227556), (378, 213710), (387, 208740), (420, 192339), (426, 189630), (430, 187866), (441, 183180), (490, 164862), (497, 162540), (516, 156555), (540, 149597), (588, 137385), (602, 134190), (630, 128226), (639, 126420), (645, 125244), (710, 113778), (735, 109908), (756, 106855), (774, 104370), (852, 94815), (860, 93933), (882, 91590), (903, 89460), (945, 85484), (980, 82431), (994, 81270), (1065, 75852), (1161, 69580), (1204, 67095), (1260, 64113), (1278, 63210), (1290, 62622), (1323, 61060), (1420, 56889), (1470, 54954), (1491, 54180), (1505, 53676), (1548, 52185), (1764, 45795), (1806, 44730), (1890, 42742), (1917, 42140), (1935, 41748), (1988, 40635), (2107, 38340), (2130, 37926), (2205, 36636), (2322, 34790), (2485, 32508), (2556, 31605), (2580, 31311), (2646, 30530), (2709, 29820), (2940, 27477), (2982, 27090), (3010, 26838), (3053, 26460), (3195, 25284), (3479, 23220), (3612, 22365), (3780, 21371), (3834, 21070), (3870, 20874), (4214, 19170), (4260, 18963), (4410, 18318), (4473, 18060), (4515, 17892), (4644, 17395), (4970, 16254), (5292, 15265), (5418, 14910), (5805, 13916), (5964, 13545), (6020, 13419), (6106, 13230), (6321, 12780), (6390, 12642), (6615, 12212), (6958, 11610), (7455, 10836), (7668, 10535), (7740, 10437), (8127, 9940), (8428, 9585), (8820, 9159), (8946, 9030)]