140976640

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{7867}}^1$

素因数の和:7897

約数の個数: 80

約数和(自身を含む): 386350272

約数和(自身を除く): 245373632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 7867, 8960, 15734, 17920, 31468, 39335, 55069, 62936, 78670, 110138, 125872, 157340, 220276, 251744, 275345, 314680, 440552, 503488, 550690, 629360, 881104, 1006976, 1101380, 1258720, 1762208, 2013952, 2202760, 2517440, 3524416, 4027904, 4405520, 5034880, 7048832, 8811040, 10069760, 14097664, 17622080, 20139520, 28195328, 35244160, 70488320, 140976640]

約数ペア:

[(1, 140976640), (2, 70488320), (4, 35244160), (5, 28195328), (7, 20139520), (8, 17622080), (10, 14097664), (14, 10069760), (16, 8811040), (20, 7048832), (28, 5034880), (32, 4405520), (35, 4027904), (40, 3524416), (56, 2517440), (64, 2202760), (70, 2013952), (80, 1762208), (112, 1258720), (128, 1101380), (140, 1006976), (160, 881104), (224, 629360), (256, 550690), (280, 503488), (320, 440552), (448, 314680), (512, 275345), (560, 251744), (640, 220276), (896, 157340), (1120, 125872), (1280, 110138), (1792, 78670), (2240, 62936), (2560, 55069), (3584, 39335), (4480, 31468), (7867, 17920), (8960, 15734)]