881719128

素因数分解:

$2^3\times 3^3\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{1609}}^1$

素因数の和:1726

約数の個数: 128

約数和(自身を含む): 2550240000

約数和(自身を除く): 1668520872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 54, 59, 72, 86, 108, 118, 129, 172, 177, 216, 236, 258, 344, 354, 387, 472, 516, 531, 708, 774, 1032, 1062, 1161, 1416, 1548, 1593, 1609, 2124, 2322, 2537, 3096, 3186, 3218, 4248, 4644, 4827, 5074, 6372, 6436, 7611, 9288, 9654, 10148, 12744, 12872, 14481, 15222, 19308, 20296, 22833, 28962, 30444, 38616, 43443, 45666, 57924, 60888, 68499, 69187, 86886, 91332, 94931, 115848, 136998, 138374, 173772, 182664, 189862, 207561, 273996, 276748, 284793, 347544, 379724, 415122, 547992, 553496, 569586, 622683, 759448, 830244, 854379, 1139172, 1245366, 1660488, 1708758, 1868049, 2278344, 2490732, 2563137, 3417516, 3736098, 4082033, 4981464, 5126274, 6835032, 7472196, 8164066, 10252548, 12246099, 14944392, 16328132, 20505096, 24492198, 32656264, 36738297, 48984396, 73476594, 97968792, 110214891, 146953188, 220429782, 293906376, 440859564, 881719128]

約数ペア:

[(1, 881719128), (2, 440859564), (3, 293906376), (4, 220429782), (6, 146953188), (8, 110214891), (9, 97968792), (12, 73476594), (18, 48984396), (24, 36738297), (27, 32656264), (36, 24492198), (43, 20505096), (54, 16328132), (59, 14944392), (72, 12246099), (86, 10252548), (108, 8164066), (118, 7472196), (129, 6835032), (172, 5126274), (177, 4981464), (216, 4082033), (236, 3736098), (258, 3417516), (344, 2563137), (354, 2490732), (387, 2278344), (472, 1868049), (516, 1708758), (531, 1660488), (708, 1245366), (774, 1139172), (1032, 854379), (1062, 830244), (1161, 759448), (1416, 622683), (1548, 569586), (1593, 553496), (1609, 547992), (2124, 415122), (2322, 379724), (2537, 347544), (3096, 284793), (3186, 276748), (3218, 273996), (4248, 207561), (4644, 189862), (4827, 182664), (5074, 173772), (6372, 138374), (6436, 136998), (7611, 115848), (9288, 94931), (9654, 91332), (10148, 86886), (12744, 69187), (12872, 68499), (14481, 60888), (15222, 57924), (19308, 45666), (20296, 43443), (22833, 38616), (28962, 30444)]