128387408

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{14563}}^1$

素因数の和:14619

約数の個数: 40

約数和(自身を含む): 270890400

約数和(自身を除く): 142502992

約数列:

[1, 2, 4, 8, 16, 19, 29, 38, 58, 76, 116, 152, 232, 304, 464, 551, 1102, 2204, 4408, 8816, 14563, 29126, 58252, 116504, 233008, 276697, 422327, 553394, 844654, 1106788, 1689308, 2213576, 3378616, 4427152, 6757232, 8024213, 16048426, 32096852, 64193704, 128387408]

約数ペア:

[(1, 128387408), (2, 64193704), (4, 32096852), (8, 16048426), (16, 8024213), (19, 6757232), (29, 4427152), (38, 3378616), (58, 2213576), (76, 1689308), (116, 1106788), (152, 844654), (232, 553394), (304, 422327), (464, 276697), (551, 233008), (1102, 116504), (2204, 58252), (4408, 29126), (8816, 14563)]