257109216

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1549}}^1$

素因数の和:1601

約数の個数: 192

約数和(自身を含む): 874944000

約数和(自身を除く): 617834784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 19, 21, 24, 26, 28, 32, 38, 39, 42, 48, 52, 56, 57, 76, 78, 84, 91, 96, 104, 112, 114, 133, 152, 156, 168, 182, 208, 224, 228, 247, 266, 273, 304, 312, 336, 364, 399, 416, 456, 494, 532, 546, 608, 624, 672, 728, 741, 798, 912, 988, 1064, 1092, 1248, 1456, 1482, 1549, 1596, 1729, 1824, 1976, 2128, 2184, 2912, 2964, 3098, 3192, 3458, 3952, 4256, 4368, 4647, 5187, 5928, 6196, 6384, 6916, 7904, 8736, 9294, 10374, 10843, 11856, 12392, 12768, 13832, 18588, 20137, 20748, 21686, 23712, 24784, 27664, 29431, 32529, 37176, 40274, 41496, 43372, 49568, 55328, 58862, 60411, 65058, 74352, 80548, 82992, 86744, 88293, 117724, 120822, 130116, 140959, 148704, 161096, 165984, 173488, 176586, 206017, 235448, 241644, 260232, 281918, 322192, 346976, 353172, 382603, 412034, 422877, 470896, 483288, 520464, 563836, 618051, 644384, 706344, 765206, 824068, 845754, 941792, 966576, 1040928, 1127672, 1147809, 1236102, 1412688, 1530412, 1648136, 1691508, 1933152, 2255344, 2295618, 2472204, 2678221, 2825376, 3060824, 3296272, 3383016, 4510688, 4591236, 4944408, 5356442, 6121648, 6592544, 6766032, 8034663, 9182472, 9888816, 10712884, 12243296, 13532064, 16069326, 18364944, 19777632, 21425768, 32138652, 36729888, 42851536, 64277304, 85703072, 128554608, 257109216]

約数ペア:

[(1, 257109216), (2, 128554608), (3, 85703072), (4, 64277304), (6, 42851536), (7, 36729888), (8, 32138652), (12, 21425768), (13, 19777632), (14, 18364944), (16, 16069326), (19, 13532064), (21, 12243296), (24, 10712884), (26, 9888816), (28, 9182472), (32, 8034663), (38, 6766032), (39, 6592544), (42, 6121648), (48, 5356442), (52, 4944408), (56, 4591236), (57, 4510688), (76, 3383016), (78, 3296272), (84, 3060824), (91, 2825376), (96, 2678221), (104, 2472204), (112, 2295618), (114, 2255344), (133, 1933152), (152, 1691508), (156, 1648136), (168, 1530412), (182, 1412688), (208, 1236102), (224, 1147809), (228, 1127672), (247, 1040928), (266, 966576), (273, 941792), (304, 845754), (312, 824068), (336, 765206), (364, 706344), (399, 644384), (416, 618051), (456, 563836), (494, 520464), (532, 483288), (546, 470896), (608, 422877), (624, 412034), (672, 382603), (728, 353172), (741, 346976), (798, 322192), (912, 281918), (988, 260232), (1064, 241644), (1092, 235448), (1248, 206017), (1456, 176586), (1482, 173488), (1549, 165984), (1596, 161096), (1729, 148704), (1824, 140959), (1976, 130116), (2128, 120822), (2184, 117724), (2912, 88293), (2964, 86744), (3098, 82992), (3192, 80548), (3458, 74352), (3952, 65058), (4256, 60411), (4368, 58862), (4647, 55328), (5187, 49568), (5928, 43372), (6196, 41496), (6384, 40274), (6916, 37176), (7904, 32529), (8736, 29431), (9294, 27664), (10374, 24784), (10843, 23712), (11856, 21686), (12392, 20748), (12768, 20137), (13832, 18588)]