1996184421

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:256

約数の個数: 192

約数和(自身を含む): 4075868160

約数和(自身を除く): 2079683739

約数列:

[1, 3, 7, 9, 11, 17, 21, 23, 33, 51, 53, 63, 69, 77, 99, 119, 139, 153, 159, 161, 187, 207, 231, 253, 357, 371, 391, 417, 477, 483, 561, 583, 693, 759, 901, 973, 1071, 1113, 1173, 1219, 1251, 1309, 1449, 1529, 1683, 1749, 1771, 2277, 2363, 2703, 2737, 2919, 3197, 3339, 3519, 3657, 3927, 4081, 4301, 4587, 5247, 5313, 6307, 7089, 7367, 8109, 8211, 8533, 8757, 9591, 9911, 10703, 10971, 11781, 12243, 12903, 13409, 13761, 15939, 16541, 18921, 20723, 21267, 22101, 22379, 24633, 25599, 25993, 28773, 29733, 30107, 32109, 35167, 36729, 38709, 40227, 49623, 51569, 54349, 56763, 62169, 66303, 67137, 69377, 76797, 77979, 81037, 89199, 90321, 93863, 96327, 105501, 120681, 125239, 145061, 148869, 154707, 163047, 169441, 181951, 186507, 201411, 208131, 227953, 233937, 243111, 246169, 270963, 281589, 316503, 375717, 380443, 435183, 464121, 489141, 508323, 545853, 567259, 597839, 624393, 683859, 729333, 738507, 844767, 876673, 1127151, 1141329, 1186087, 1305549, 1377629, 1524969, 1595671, 1637559, 1701777, 1793517, 1863851, 2051577, 2215521, 2630019, 2880497, 3423987, 3558261, 4132887, 4184873, 4787013, 5105331, 5380551, 5591553, 7890057, 8641491, 9643403, 10674783, 12398661, 12554619, 13046957, 14361039, 16774659, 20163479, 25924473, 28930209, 31685467, 37663857, 39140871, 60490437, 86790627, 95056401, 117422613, 181471311, 221798269, 285169203, 665394807, 1996184421]

約数ペア:

[(1, 1996184421), (3, 665394807), (7, 285169203), (9, 221798269), (11, 181471311), (17, 117422613), (21, 95056401), (23, 86790627), (33, 60490437), (51, 39140871), (53, 37663857), (63, 31685467), (69, 28930209), (77, 25924473), (99, 20163479), (119, 16774659), (139, 14361039), (153, 13046957), (159, 12554619), (161, 12398661), (187, 10674783), (207, 9643403), (231, 8641491), (253, 7890057), (357, 5591553), (371, 5380551), (391, 5105331), (417, 4787013), (477, 4184873), (483, 4132887), (561, 3558261), (583, 3423987), (693, 2880497), (759, 2630019), (901, 2215521), (973, 2051577), (1071, 1863851), (1113, 1793517), (1173, 1701777), (1219, 1637559), (1251, 1595671), (1309, 1524969), (1449, 1377629), (1529, 1305549), (1683, 1186087), (1749, 1141329), (1771, 1127151), (2277, 876673), (2363, 844767), (2703, 738507), (2737, 729333), (2919, 683859), (3197, 624393), (3339, 597839), (3519, 567259), (3657, 545853), (3927, 508323), (4081, 489141), (4301, 464121), (4587, 435183), (5247, 380443), (5313, 375717), (6307, 316503), (7089, 281589), (7367, 270963), (8109, 246169), (8211, 243111), (8533, 233937), (8757, 227953), (9591, 208131), (9911, 201411), (10703, 186507), (10971, 181951), (11781, 169441), (12243, 163047), (12903, 154707), (13409, 148869), (13761, 145061), (15939, 125239), (16541, 120681), (18921, 105501), (20723, 96327), (21267, 93863), (22101, 90321), (22379, 89199), (24633, 81037), (25599, 77979), (25993, 76797), (28773, 69377), (29733, 67137), (30107, 66303), (32109, 62169), (35167, 56763), (36729, 54349), (38709, 51569), (40227, 49623)]