778838816

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:331

約数の個数: 144

約数和(自身を含む): 1905011136

約数和(自身を除く): 1126172320

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 53, 56, 68, 106, 112, 119, 136, 212, 224, 227, 238, 272, 289, 371, 424, 454, 476, 544, 578, 742, 848, 901, 908, 952, 1156, 1484, 1589, 1696, 1802, 1816, 1904, 2023, 2312, 2968, 3178, 3604, 3632, 3808, 3859, 4046, 4624, 5936, 6307, 6356, 7208, 7264, 7718, 8092, 9248, 11872, 12031, 12614, 12712, 14416, 15317, 15436, 16184, 24062, 25228, 25424, 27013, 28832, 30634, 30872, 32368, 48124, 50456, 50848, 54026, 61268, 61744, 64736, 65603, 84217, 96248, 100912, 107219, 108052, 122536, 123488, 131206, 168434, 192496, 201824, 204527, 214438, 216104, 245072, 262412, 336868, 384992, 409054, 428876, 432208, 459221, 490144, 524824, 673736, 818108, 857752, 864416, 918442, 1049648, 1347472, 1431689, 1636216, 1715504, 1836884, 2099296, 2694944, 2863378, 3272432, 3431008, 3476959, 3673768, 5726756, 6544864, 6953918, 7347536, 11453512, 13907836, 14695072, 22907024, 24338713, 27815672, 45814048, 48677426, 55631344, 97354852, 111262688, 194709704, 389419408, 778838816]

約数ペア:

[(1, 778838816), (2, 389419408), (4, 194709704), (7, 111262688), (8, 97354852), (14, 55631344), (16, 48677426), (17, 45814048), (28, 27815672), (32, 24338713), (34, 22907024), (53, 14695072), (56, 13907836), (68, 11453512), (106, 7347536), (112, 6953918), (119, 6544864), (136, 5726756), (212, 3673768), (224, 3476959), (227, 3431008), (238, 3272432), (272, 2863378), (289, 2694944), (371, 2099296), (424, 1836884), (454, 1715504), (476, 1636216), (544, 1431689), (578, 1347472), (742, 1049648), (848, 918442), (901, 864416), (908, 857752), (952, 818108), (1156, 673736), (1484, 524824), (1589, 490144), (1696, 459221), (1802, 432208), (1816, 428876), (1904, 409054), (2023, 384992), (2312, 336868), (2968, 262412), (3178, 245072), (3604, 216104), (3632, 214438), (3808, 204527), (3859, 201824), (4046, 192496), (4624, 168434), (5936, 131206), (6307, 123488), (6356, 122536), (7208, 108052), (7264, 107219), (7718, 100912), (8092, 96248), (9248, 84217), (11872, 65603), (12031, 64736), (12614, 61744), (12712, 61268), (14416, 54026), (15317, 50848), (15436, 50456), (16184, 48124), (24062, 32368), (25228, 30872), (25424, 30634), (27013, 28832)]