280828128

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{417899}}^1$

素因数の和:417919

約数の個数: 48

約数和(自身を含む): 842486400

約数和(自身を除く): 561658272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 417899, 835798, 1253697, 1671596, 2507394, 2925293, 3343192, 5014788, 5850586, 6686384, 8775879, 10029576, 11701172, 13372768, 17551758, 20059152, 23402344, 35103516, 40118304, 46804688, 70207032, 93609376, 140414064, 280828128]

約数ペア:

[(1, 280828128), (2, 140414064), (3, 93609376), (4, 70207032), (6, 46804688), (7, 40118304), (8, 35103516), (12, 23402344), (14, 20059152), (16, 17551758), (21, 13372768), (24, 11701172), (28, 10029576), (32, 8775879), (42, 6686384), (48, 5850586), (56, 5014788), (84, 3343192), (96, 2925293), (112, 2507394), (168, 1671596), (224, 1253697), (336, 835798), (672, 417899)]