666846768

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{27953}}^1$

素因数の和:28042

約数の個数: 80

約数和(自身を含む): 1996586496

約数和(自身を除く): 1329739728

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 71, 84, 112, 142, 168, 213, 284, 336, 426, 497, 568, 852, 994, 1136, 1491, 1704, 1988, 2982, 3408, 3976, 5964, 7952, 11928, 23856, 27953, 55906, 83859, 111812, 167718, 195671, 223624, 335436, 391342, 447248, 587013, 670872, 782684, 1174026, 1341744, 1565368, 1984663, 2348052, 3130736, 3969326, 4696104, 5953989, 7938652, 9392208, 11907978, 13892641, 15877304, 23815956, 27785282, 31754608, 41677923, 47631912, 55570564, 83355846, 95263824, 111141128, 166711692, 222282256, 333423384, 666846768]

約数ペア:

[(1, 666846768), (2, 333423384), (3, 222282256), (4, 166711692), (6, 111141128), (7, 95263824), (8, 83355846), (12, 55570564), (14, 47631912), (16, 41677923), (21, 31754608), (24, 27785282), (28, 23815956), (42, 15877304), (48, 13892641), (56, 11907978), (71, 9392208), (84, 7938652), (112, 5953989), (142, 4696104), (168, 3969326), (213, 3130736), (284, 2348052), (336, 1984663), (426, 1565368), (497, 1341744), (568, 1174026), (852, 782684), (994, 670872), (1136, 587013), (1491, 447248), (1704, 391342), (1988, 335436), (2982, 223624), (3408, 195671), (3976, 167718), (5964, 111812), (7952, 83859), (11928, 55906), (23856, 27953)]