142865940

素因数分解:

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

素因数の和:17941

約数の個数: 96

約数和(自身を含む): 481259520

約数和(自身を除く): 338393580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 17903, 35806, 53709, 71612, 89515, 107418, 125321, 179030, 214836, 250642, 268545, 340157, 358060, 375963, 501284, 537090, 626605, 680314, 751926, 1020471, 1074180, 1253210, 1360628, 1503852, 1700785, 1879815, 2040942, 2381099, 2506420, 3401570, 3759630, 4081884, 4762198, 5102355, 6803140, 7143297, 7519260, 9524396, 10204710, 11905495, 14286594, 20409420, 23810990, 28573188, 35716485, 47621980, 71432970, 142865940]

約数ペア:

[(1, 142865940), (2, 71432970), (3, 47621980), (4, 35716485), (5, 28573188), (6, 23810990), (7, 20409420), (10, 14286594), (12, 11905495), (14, 10204710), (15, 9524396), (19, 7519260), (20, 7143297), (21, 6803140), (28, 5102355), (30, 4762198), (35, 4081884), (38, 3759630), (42, 3401570), (57, 2506420), (60, 2381099), (70, 2040942), (76, 1879815), (84, 1700785), (95, 1503852), (105, 1360628), (114, 1253210), (133, 1074180), (140, 1020471), (190, 751926), (210, 680314), (228, 626605), (266, 537090), (285, 501284), (380, 375963), (399, 358060), (420, 340157), (532, 268545), (570, 250642), (665, 214836), (798, 179030), (1140, 125321), (1330, 107418), (1596, 89515), (1995, 71612), (2660, 53709), (3990, 35806), (7980, 17903)]