820739556

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:275

約数の個数: 288

約数和(自身を含む): 2707810560

約数和(自身を除く): 1887071004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 29, 36, 39, 42, 52, 53, 58, 63, 78, 84, 87, 91, 106, 116, 117, 126, 156, 159, 163, 174, 182, 203, 212, 234, 252, 261, 273, 318, 326, 348, 364, 371, 377, 406, 468, 477, 489, 522, 546, 609, 636, 652, 689, 742, 754, 812, 819, 954, 978, 1044, 1092, 1113, 1131, 1141, 1218, 1378, 1467, 1484, 1508, 1537, 1638, 1827, 1908, 1956, 2067, 2119, 2226, 2262, 2282, 2436, 2639, 2756, 2934, 3074, 3276, 3339, 3393, 3423, 3654, 4134, 4238, 4452, 4524, 4564, 4611, 4727, 4823, 5278, 5868, 6148, 6201, 6357, 6678, 6786, 6846, 7308, 7917, 8268, 8476, 8639, 9222, 9454, 9646, 10269, 10556, 10759, 12402, 12714, 13356, 13572, 13692, 13833, 14181, 14469, 14833, 15834, 17278, 18444, 18908, 19071, 19292, 19981, 20538, 21518, 23751, 24804, 25428, 25917, 27666, 28362, 28938, 29666, 31668, 32277, 33089, 34556, 38142, 39962, 41076, 42543, 43036, 43407, 44499, 47502, 51834, 55332, 56724, 57876, 59332, 59943, 60473, 61451, 64554, 66178, 76284, 77751, 79924, 85086, 86814, 88998, 95004, 96831, 99267, 103668, 112307, 119886, 120946, 122902, 129108, 132356, 133497, 139867, 155502, 170172, 173628, 177996, 179829, 181419, 184353, 193662, 198534, 224614, 239772, 241892, 245804, 250531, 266994, 279734, 297801, 311004, 336921, 359658, 362838, 368706, 387324, 397068, 419601, 430157, 449228, 501062, 533988, 544257, 553059, 559468, 595602, 673842, 719316, 725676, 737412, 751593, 786149, 839202, 860314, 1002124, 1010763, 1088514, 1106118, 1191204, 1258803, 1290471, 1347684, 1503186, 1572298, 1678404, 1720628, 1753717, 2021526, 2177028, 2212236, 2254779, 2358447, 2517606, 2580942, 3006372, 3144596, 3256903, 3507434, 3871413, 4043052, 4509558, 4716894, 5035212, 5161884, 5261151, 6513806, 7014868, 7075341, 7742826, 9019116, 9433788, 9770709, 10522302, 13027612, 14150682, 15485652, 15783453, 19541418, 21044604, 22798321, 28301364, 29312127, 31566906, 39082836, 45596642, 58624254, 63133812, 68394963, 91193284, 117248508, 136789926, 205184889, 273579852, 410369778, 820739556]

約数ペア:

[(1, 820739556), (2, 410369778), (3, 273579852), (4, 205184889), (6, 136789926), (7, 117248508), (9, 91193284), (12, 68394963), (13, 63133812), (14, 58624254), (18, 45596642), (21, 39082836), (26, 31566906), (28, 29312127), (29, 28301364), (36, 22798321), (39, 21044604), (42, 19541418), (52, 15783453), (53, 15485652), (58, 14150682), (63, 13027612), (78, 10522302), (84, 9770709), (87, 9433788), (91, 9019116), (106, 7742826), (116, 7075341), (117, 7014868), (126, 6513806), (156, 5261151), (159, 5161884), (163, 5035212), (174, 4716894), (182, 4509558), (203, 4043052), (212, 3871413), (234, 3507434), (252, 3256903), (261, 3144596), (273, 3006372), (318, 2580942), (326, 2517606), (348, 2358447), (364, 2254779), (371, 2212236), (377, 2177028), (406, 2021526), (468, 1753717), (477, 1720628), (489, 1678404), (522, 1572298), (546, 1503186), (609, 1347684), (636, 1290471), (652, 1258803), (689, 1191204), (742, 1106118), (754, 1088514), (812, 1010763), (819, 1002124), (954, 860314), (978, 839202), (1044, 786149), (1092, 751593), (1113, 737412), (1131, 725676), (1141, 719316), (1218, 673842), (1378, 595602), (1467, 559468), (1484, 553059), (1508, 544257), (1537, 533988), (1638, 501062), (1827, 449228), (1908, 430157), (1956, 419601), (2067, 397068), (2119, 387324), (2226, 368706), (2262, 362838), (2282, 359658), (2436, 336921), (2639, 311004), (2756, 297801), (2934, 279734), (3074, 266994), (3276, 250531), (3339, 245804), (3393, 241892), (3423, 239772), (3654, 224614), (4134, 198534), (4238, 193662), (4452, 184353), (4524, 181419), (4564, 179829), (4611, 177996), (4727, 173628), (4823, 170172), (5278, 155502), (5868, 139867), (6148, 133497), (6201, 132356), (6357, 129108), (6678, 122902), (6786, 120946), (6846, 119886), (7308, 112307), (7917, 103668), (8268, 99267), (8476, 96831), (8639, 95004), (9222, 88998), (9454, 86814), (9646, 85086), (10269, 79924), (10556, 77751), (10759, 76284), (12402, 66178), (12714, 64554), (13356, 61451), (13572, 60473), (13692, 59943), (13833, 59332), (14181, 57876), (14469, 56724), (14833, 55332), (15834, 51834), (17278, 47502), (18444, 44499), (18908, 43407), (19071, 43036), (19292, 42543), (19981, 41076), (20538, 39962), (21518, 38142), (23751, 34556), (24804, 33089), (25428, 32277), (25917, 31668), (27666, 29666), (28362, 28938)]