71432970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{17903}}^1$

素因数の和:17939

約数の個数: 64

約数和(自身を含む): 206254080

約数和(自身を除く): 134821110

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 17903, 35806, 53709, 89515, 107418, 125321, 179030, 250642, 268545, 340157, 375963, 537090, 626605, 680314, 751926, 1020471, 1253210, 1700785, 1879815, 2040942, 2381099, 3401570, 3759630, 4762198, 5102355, 7143297, 10204710, 11905495, 14286594, 23810990, 35716485, 71432970]

約数ペア:

[(1, 71432970), (2, 35716485), (3, 23810990), (5, 14286594), (6, 11905495), (7, 10204710), (10, 7143297), (14, 5102355), (15, 4762198), (19, 3759630), (21, 3401570), (30, 2381099), (35, 2040942), (38, 1879815), (42, 1700785), (57, 1253210), (70, 1020471), (95, 751926), (105, 680314), (114, 626605), (133, 537090), (190, 375963), (210, 340157), (266, 268545), (285, 250642), (399, 179030), (570, 125321), (665, 107418), (798, 89515), (1330, 53709), (1995, 35806), (3990, 17903)]