257942328

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{80809}}^1$

素因数の和:80844

約数の個数: 64

約数和(自身を含む): 775776000

約数和(自身を除く): 517833672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 133, 152, 168, 228, 266, 399, 456, 532, 798, 1064, 1596, 3192, 80809, 161618, 242427, 323236, 484854, 565663, 646472, 969708, 1131326, 1535371, 1696989, 1939416, 2262652, 3070742, 3393978, 4525304, 4606113, 6141484, 6787956, 9212226, 10747597, 12282968, 13575912, 18424452, 21495194, 32242791, 36848904, 42990388, 64485582, 85980776, 128971164, 257942328]

約数ペア:

[(1, 257942328), (2, 128971164), (3, 85980776), (4, 64485582), (6, 42990388), (7, 36848904), (8, 32242791), (12, 21495194), (14, 18424452), (19, 13575912), (21, 12282968), (24, 10747597), (28, 9212226), (38, 6787956), (42, 6141484), (56, 4606113), (57, 4525304), (76, 3393978), (84, 3070742), (114, 2262652), (133, 1939416), (152, 1696989), (168, 1535371), (228, 1131326), (266, 969708), (399, 646472), (456, 565663), (532, 484854), (798, 323236), (1064, 242427), (1596, 161618), (3192, 80809)]