256440912

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{8387}}^1$

素因数の和:8425

約数の個数: 120

約数和(自身を含む): 830009376

約数和(自身を除く): 573568464

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 49, 52, 56, 78, 84, 91, 98, 104, 112, 147, 156, 168, 182, 196, 208, 273, 294, 312, 336, 364, 392, 546, 588, 624, 637, 728, 784, 1092, 1176, 1274, 1456, 1911, 2184, 2352, 2548, 3822, 4368, 5096, 7644, 8387, 10192, 15288, 16774, 25161, 30576, 33548, 50322, 58709, 67096, 100644, 109031, 117418, 134192, 176127, 201288, 218062, 234836, 327093, 352254, 402576, 410963, 436124, 469672, 654186, 704508, 763217, 821926, 872248, 939344, 1232889, 1308372, 1409016, 1526434, 1643852, 1744496, 2289651, 2465778, 2616744, 2818032, 3052868, 3287704, 4579302, 4931556, 5233488, 5342519, 6105736, 6575408, 9158604, 9863112, 10685038, 12211472, 16027557, 18317208, 19726224, 21370076, 32055114, 36634416, 42740152, 64110228, 85480304, 128220456, 256440912]

約数ペア:

[(1, 256440912), (2, 128220456), (3, 85480304), (4, 64110228), (6, 42740152), (7, 36634416), (8, 32055114), (12, 21370076), (13, 19726224), (14, 18317208), (16, 16027557), (21, 12211472), (24, 10685038), (26, 9863112), (28, 9158604), (39, 6575408), (42, 6105736), (48, 5342519), (49, 5233488), (52, 4931556), (56, 4579302), (78, 3287704), (84, 3052868), (91, 2818032), (98, 2616744), (104, 2465778), (112, 2289651), (147, 1744496), (156, 1643852), (168, 1526434), (182, 1409016), (196, 1308372), (208, 1232889), (273, 939344), (294, 872248), (312, 821926), (336, 763217), (364, 704508), (392, 654186), (546, 469672), (588, 436124), (624, 410963), (637, 402576), (728, 352254), (784, 327093), (1092, 234836), (1176, 218062), (1274, 201288), (1456, 176127), (1911, 134192), (2184, 117418), (2352, 109031), (2548, 100644), (3822, 67096), (4368, 58709), (5096, 50322), (7644, 33548), (8387, 30576), (10192, 25161), (15288, 16774)]