71208900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:243

約数の個数: 216

約数和(自身を含む): 259983360

約数和(自身を除く): 188774460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 89, 90, 100, 105, 126, 127, 140, 150, 175, 178, 180, 210, 225, 252, 254, 267, 300, 315, 350, 356, 381, 420, 445, 450, 508, 525, 534, 623, 630, 635, 700, 762, 801, 889, 890, 900, 1050, 1068, 1143, 1246, 1260, 1270, 1335, 1524, 1575, 1602, 1778, 1780, 1869, 1905, 2100, 2225, 2286, 2492, 2540, 2667, 2670, 3115, 3150, 3175, 3204, 3556, 3738, 3810, 4005, 4445, 4450, 4572, 5334, 5340, 5607, 5715, 6230, 6300, 6350, 6675, 7476, 7620, 8001, 8010, 8890, 8900, 9345, 9525, 10668, 11214, 11303, 11430, 12460, 12700, 13335, 13350, 15575, 16002, 16020, 17780, 18690, 19050, 20025, 22225, 22428, 22606, 22860, 26670, 26700, 28035, 28575, 31150, 32004, 33909, 37380, 38100, 40005, 40050, 44450, 45212, 46725, 53340, 56070, 56515, 57150, 62300, 66675, 67818, 79121, 80010, 80100, 88900, 93450, 101727, 112140, 113030, 114300, 133350, 135636, 140175, 158242, 160020, 169545, 186900, 200025, 203454, 226060, 237363, 266700, 280350, 282575, 316484, 339090, 395605, 400050, 406908, 474726, 508635, 560700, 565150, 678180, 712089, 791210, 800100, 847725, 949452, 1017270, 1130300, 1186815, 1424178, 1582420, 1695450, 1978025, 2034540, 2373630, 2543175, 2848356, 3390900, 3560445, 3956050, 4747260, 5086350, 5934075, 7120890, 7912100, 10172700, 11868150, 14241780, 17802225, 23736300, 35604450, 71208900]

約数ペア:

[(1, 71208900), (2, 35604450), (3, 23736300), (4, 17802225), (5, 14241780), (6, 11868150), (7, 10172700), (9, 7912100), (10, 7120890), (12, 5934075), (14, 5086350), (15, 4747260), (18, 3956050), (20, 3560445), (21, 3390900), (25, 2848356), (28, 2543175), (30, 2373630), (35, 2034540), (36, 1978025), (42, 1695450), (45, 1582420), (50, 1424178), (60, 1186815), (63, 1130300), (70, 1017270), (75, 949452), (84, 847725), (89, 800100), (90, 791210), (100, 712089), (105, 678180), (126, 565150), (127, 560700), (140, 508635), (150, 474726), (175, 406908), (178, 400050), (180, 395605), (210, 339090), (225, 316484), (252, 282575), (254, 280350), (267, 266700), (300, 237363), (315, 226060), (350, 203454), (356, 200025), (381, 186900), (420, 169545), (445, 160020), (450, 158242), (508, 140175), (525, 135636), (534, 133350), (623, 114300), (630, 113030), (635, 112140), (700, 101727), (762, 93450), (801, 88900), (889, 80100), (890, 80010), (900, 79121), (1050, 67818), (1068, 66675), (1143, 62300), (1246, 57150), (1260, 56515), (1270, 56070), (1335, 53340), (1524, 46725), (1575, 45212), (1602, 44450), (1778, 40050), (1780, 40005), (1869, 38100), (1905, 37380), (2100, 33909), (2225, 32004), (2286, 31150), (2492, 28575), (2540, 28035), (2667, 26700), (2670, 26670), (3115, 22860), (3150, 22606), (3175, 22428), (3204, 22225), (3556, 20025), (3738, 19050), (3810, 18690), (4005, 17780), (4445, 16020), (4450, 16002), (4572, 15575), (5334, 13350), (5340, 13335), (5607, 12700), (5715, 12460), (6230, 11430), (6300, 11303), (6350, 11214), (6675, 10668), (7476, 9525), (7620, 9345), (8001, 8900), (8010, 8890)]