128621304

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{257}}^1\times {\mathrm{331}}^1$

素因数の和:610

約数の個数: 128

約数和(自身を含む): 411148800

約数和(自身を除く): 282527496

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 257, 331, 378, 504, 514, 662, 756, 771, 993, 1028, 1324, 1512, 1542, 1799, 1986, 2056, 2313, 2317, 2648, 2979, 3084, 3598, 3972, 4626, 4634, 5397, 5958, 6168, 6939, 6951, 7196, 7944, 8937, 9252, 9268, 10794, 11916, 13878, 13902, 14392, 16191, 17874, 18504, 18536, 20853, 21588, 23832, 27756, 27804, 32382, 35748, 41706, 43176, 48573, 55512, 55608, 62559, 64764, 71496, 83412, 85067, 97146, 125118, 129528, 166824, 170134, 194292, 250236, 255201, 340268, 388584, 500472, 510402, 595469, 680536, 765603, 1020804, 1190938, 1531206, 1786407, 2041608, 2296809, 2381876, 3062412, 3572814, 4593618, 4763752, 5359221, 6124824, 7145628, 9187236, 10718442, 14291256, 16077663, 18374472, 21436884, 32155326, 42873768, 64310652, 128621304]

約数ペア:

[(1, 128621304), (2, 64310652), (3, 42873768), (4, 32155326), (6, 21436884), (7, 18374472), (8, 16077663), (9, 14291256), (12, 10718442), (14, 9187236), (18, 7145628), (21, 6124824), (24, 5359221), (27, 4763752), (28, 4593618), (36, 3572814), (42, 3062412), (54, 2381876), (56, 2296809), (63, 2041608), (72, 1786407), (84, 1531206), (108, 1190938), (126, 1020804), (168, 765603), (189, 680536), (216, 595469), (252, 510402), (257, 500472), (331, 388584), (378, 340268), (504, 255201), (514, 250236), (662, 194292), (756, 170134), (771, 166824), (993, 129528), (1028, 125118), (1324, 97146), (1512, 85067), (1542, 83412), (1799, 71496), (1986, 64764), (2056, 62559), (2313, 55608), (2317, 55512), (2648, 48573), (2979, 43176), (3084, 41706), (3598, 35748), (3972, 32382), (4626, 27804), (4634, 27756), (5397, 23832), (5958, 21588), (6168, 20853), (6939, 18536), (6951, 18504), (7196, 17874), (7944, 16191), (8937, 14392), (9252, 13902), (9268, 13878), (10794, 11916)]