278889296

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1579}}^1$

素因数の和:1696

約数の個数: 80

約数和(自身を含む): 658291200

約数和(自身を除く): 379401904

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 83, 112, 133, 152, 166, 266, 304, 332, 532, 581, 664, 1064, 1162, 1328, 1577, 1579, 2128, 2324, 3154, 3158, 4648, 6308, 6316, 9296, 11039, 11053, 12616, 12632, 22078, 22106, 25232, 25264, 30001, 44156, 44212, 60002, 88312, 88424, 120004, 131057, 176624, 176848, 210007, 240008, 262114, 420014, 480016, 524228, 840028, 917399, 1048456, 1680056, 1834798, 2096912, 2490083, 3360112, 3669596, 4980166, 7339192, 9960332, 14678384, 17430581, 19920664, 34861162, 39841328, 69722324, 139444648, 278889296]

約数ペア:

[(1, 278889296), (2, 139444648), (4, 69722324), (7, 39841328), (8, 34861162), (14, 19920664), (16, 17430581), (19, 14678384), (28, 9960332), (38, 7339192), (56, 4980166), (76, 3669596), (83, 3360112), (112, 2490083), (133, 2096912), (152, 1834798), (166, 1680056), (266, 1048456), (304, 917399), (332, 840028), (532, 524228), (581, 480016), (664, 420014), (1064, 262114), (1162, 240008), (1328, 210007), (1577, 176848), (1579, 176624), (2128, 131057), (2324, 120004), (3154, 88424), (3158, 88312), (4648, 60002), (6308, 44212), (6316, 44156), (9296, 30001), (11039, 25264), (11053, 25232), (12616, 22106), (12632, 22078)]