129311840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{439}}^1$

素因数の和:724

約数の個数: 96

約数和(自身を含む): 351267840

約数和(自身を除く): 221956000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 263, 280, 439, 526, 560, 878, 1052, 1120, 1315, 1756, 1841, 2104, 2195, 2630, 3073, 3512, 3682, 4208, 4390, 5260, 6146, 7024, 7364, 8416, 8780, 9205, 10520, 12292, 14048, 14728, 15365, 17560, 18410, 21040, 24584, 29456, 30730, 35120, 36820, 42080, 49168, 58912, 61460, 70240, 73640, 98336, 115457, 122920, 147280, 230914, 245840, 294560, 461828, 491680, 577285, 808199, 923656, 1154570, 1616398, 1847312, 2309140, 3232796, 3694624, 4040995, 4618280, 6465592, 8081990, 9236560, 12931184, 16163980, 18473120, 25862368, 32327960, 64655920, 129311840]

約数ペア:

[(1, 129311840), (2, 64655920), (4, 32327960), (5, 25862368), (7, 18473120), (8, 16163980), (10, 12931184), (14, 9236560), (16, 8081990), (20, 6465592), (28, 4618280), (32, 4040995), (35, 3694624), (40, 3232796), (56, 2309140), (70, 1847312), (80, 1616398), (112, 1154570), (140, 923656), (160, 808199), (224, 577285), (263, 491680), (280, 461828), (439, 294560), (526, 245840), (560, 230914), (878, 147280), (1052, 122920), (1120, 115457), (1315, 98336), (1756, 73640), (1841, 70240), (2104, 61460), (2195, 58912), (2630, 49168), (3073, 42080), (3512, 36820), (3682, 35120), (4208, 30730), (4390, 29456), (5260, 24584), (6146, 21040), (7024, 18410), (7364, 17560), (8416, 15365), (8780, 14728), (9205, 14048), (10520, 12292)]