1628172912

素因数分解:

$2^4\times 3^1\times {\mathrm{103}}^1\times {\mathrm{509}}^1\times {\mathrm{647}}^1$

素因数の和:1270

約数の個数: 80

約数和(自身を含む): 4261870080

約数和(自身を除く): 2633697168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 103, 206, 309, 412, 509, 618, 647, 824, 1018, 1236, 1294, 1527, 1648, 1941, 2036, 2472, 2588, 3054, 3882, 4072, 4944, 5176, 6108, 7764, 8144, 10352, 12216, 15528, 24432, 31056, 52427, 66641, 104854, 133282, 157281, 199923, 209708, 266564, 314562, 329323, 399846, 419416, 533128, 629124, 658646, 799692, 838832, 987969, 1066256, 1258248, 1317292, 1599384, 1975938, 2516496, 2634584, 3198768, 3951876, 5269168, 7903752, 15807504, 33920269, 67840538, 101760807, 135681076, 203521614, 271362152, 407043228, 542724304, 814086456, 1628172912]

約数ペア:

[(1, 1628172912), (2, 814086456), (3, 542724304), (4, 407043228), (6, 271362152), (8, 203521614), (12, 135681076), (16, 101760807), (24, 67840538), (48, 33920269), (103, 15807504), (206, 7903752), (309, 5269168), (412, 3951876), (509, 3198768), (618, 2634584), (647, 2516496), (824, 1975938), (1018, 1599384), (1236, 1317292), (1294, 1258248), (1527, 1066256), (1648, 987969), (1941, 838832), (2036, 799692), (2472, 658646), (2588, 629124), (3054, 533128), (3882, 419416), (4072, 399846), (4944, 329323), (5176, 314562), (6108, 266564), (7764, 209708), (8144, 199923), (10352, 157281), (12216, 133282), (15528, 104854), (24432, 66641), (31056, 52427)]