168991760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{577}}^1$

素因数の和:1120

約数の個数: 80

約数和(自身を含む): 450673536

約数和(自身を除く): 281681776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 523, 560, 577, 1046, 1154, 2092, 2308, 2615, 2885, 3661, 4039, 4184, 4616, 5230, 5770, 7322, 8078, 8368, 9232, 10460, 11540, 14644, 16156, 18305, 20195, 20920, 23080, 29288, 32312, 36610, 40390, 41840, 46160, 58576, 64624, 73220, 80780, 146440, 161560, 292880, 301771, 323120, 603542, 1207084, 1508855, 2112397, 2414168, 3017710, 4224794, 4828336, 6035420, 8449588, 10561985, 12070840, 16899176, 21123970, 24141680, 33798352, 42247940, 84495880, 168991760]

約数ペア:

[(1, 168991760), (2, 84495880), (4, 42247940), (5, 33798352), (7, 24141680), (8, 21123970), (10, 16899176), (14, 12070840), (16, 10561985), (20, 8449588), (28, 6035420), (35, 4828336), (40, 4224794), (56, 3017710), (70, 2414168), (80, 2112397), (112, 1508855), (140, 1207084), (280, 603542), (523, 323120), (560, 301771), (577, 292880), (1046, 161560), (1154, 146440), (2092, 80780), (2308, 73220), (2615, 64624), (2885, 58576), (3661, 46160), (4039, 41840), (4184, 40390), (4616, 36610), (5230, 32312), (5770, 29288), (7322, 23080), (8078, 20920), (8368, 20195), (9232, 18305), (10460, 16156), (11540, 14644)]