47840940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{883}}^1$

素因数の和:948

約数の個数: 144

約数和(自身を含む): 169897728

約数和(自身を除く): 122056788

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 60, 63, 70, 84, 86, 90, 105, 126, 129, 140, 172, 180, 210, 215, 252, 258, 301, 315, 387, 420, 430, 516, 602, 630, 645, 774, 860, 883, 903, 1204, 1260, 1290, 1505, 1548, 1766, 1806, 1935, 2580, 2649, 2709, 3010, 3532, 3612, 3870, 4415, 4515, 5298, 5418, 6020, 6181, 7740, 7947, 8830, 9030, 10596, 10836, 12362, 13245, 13545, 15894, 17660, 18060, 18543, 24724, 26490, 27090, 30905, 31788, 37086, 37969, 39735, 52980, 54180, 55629, 61810, 74172, 75938, 79470, 92715, 111258, 113907, 123620, 151876, 158940, 185430, 189845, 222516, 227814, 265783, 278145, 341721, 370860, 379690, 455628, 531566, 556290, 569535, 683442, 759380, 797349, 1063132, 1112580, 1139070, 1328915, 1366884, 1594698, 1708605, 2278140, 2392047, 2657830, 3189396, 3417210, 3986745, 4784094, 5315660, 6834420, 7973490, 9568188, 11960235, 15946980, 23920470, 47840940]

約数ペア:

[(1, 47840940), (2, 23920470), (3, 15946980), (4, 11960235), (5, 9568188), (6, 7973490), (7, 6834420), (9, 5315660), (10, 4784094), (12, 3986745), (14, 3417210), (15, 3189396), (18, 2657830), (20, 2392047), (21, 2278140), (28, 1708605), (30, 1594698), (35, 1366884), (36, 1328915), (42, 1139070), (43, 1112580), (45, 1063132), (60, 797349), (63, 759380), (70, 683442), (84, 569535), (86, 556290), (90, 531566), (105, 455628), (126, 379690), (129, 370860), (140, 341721), (172, 278145), (180, 265783), (210, 227814), (215, 222516), (252, 189845), (258, 185430), (301, 158940), (315, 151876), (387, 123620), (420, 113907), (430, 111258), (516, 92715), (602, 79470), (630, 75938), (645, 74172), (774, 61810), (860, 55629), (883, 54180), (903, 52980), (1204, 39735), (1260, 37969), (1290, 37086), (1505, 31788), (1548, 30905), (1766, 27090), (1806, 26490), (1935, 24724), (2580, 18543), (2649, 18060), (2709, 17660), (3010, 15894), (3532, 13545), (3612, 13245), (3870, 12362), (4415, 10836), (4515, 10596), (5298, 9030), (5418, 8830), (6020, 7947), (6181, 7740)]