278417488

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{11593}}^1$

素因数の和:11699

約数の個数: 40

約数和(自身を含む): 575062400

約数和(自身を除く): 296644912

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 79, 152, 158, 304, 316, 632, 1264, 1501, 3002, 6004, 11593, 12008, 23186, 24016, 46372, 92744, 185488, 220267, 440534, 881068, 915847, 1762136, 1831694, 3524272, 3663388, 7326776, 14653552, 17401093, 34802186, 69604372, 139208744, 278417488]

約数ペア:

[(1, 278417488), (2, 139208744), (4, 69604372), (8, 34802186), (16, 17401093), (19, 14653552), (38, 7326776), (76, 3663388), (79, 3524272), (152, 1831694), (158, 1762136), (304, 915847), (316, 881068), (632, 440534), (1264, 220267), (1501, 185488), (3002, 92744), (6004, 46372), (11593, 24016), (12008, 23186)]