256393368

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{449}}^1$

素因数の和:582

約数の個数: 192

約数和(自身を含む): 876096000

約数和(自身を除く): 619702632

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 28, 33, 36, 42, 44, 56, 63, 66, 72, 77, 84, 88, 99, 103, 126, 132, 154, 168, 198, 206, 231, 252, 264, 308, 309, 396, 412, 449, 462, 504, 616, 618, 693, 721, 792, 824, 898, 924, 927, 1133, 1236, 1347, 1386, 1442, 1796, 1848, 1854, 2163, 2266, 2472, 2694, 2772, 2884, 3143, 3399, 3592, 3708, 4041, 4326, 4532, 4939, 5388, 5544, 5768, 6286, 6489, 6798, 7416, 7931, 8082, 8652, 9064, 9429, 9878, 10197, 10776, 12572, 12978, 13596, 14817, 15862, 16164, 17304, 18858, 19756, 20394, 23793, 25144, 25956, 27192, 28287, 29634, 31724, 32328, 34573, 37716, 39512, 40788, 44451, 46247, 47586, 51912, 56574, 59268, 63448, 69146, 71379, 75432, 81576, 88902, 92494, 95172, 103719, 113148, 118536, 138292, 138741, 142758, 177804, 184988, 190344, 207438, 226296, 276584, 277482, 285516, 311157, 323729, 355608, 369976, 414876, 416223, 508717, 554964, 571032, 622314, 647458, 829752, 832446, 971187, 1017434, 1109928, 1244628, 1294916, 1526151, 1664892, 1942374, 2034868, 2489256, 2589832, 2913561, 3052302, 3329784, 3561019, 3884748, 4069736, 4578453, 5827122, 6104604, 7122038, 7769496, 9156906, 10683057, 11654244, 12209208, 14244076, 18313812, 21366114, 23308488, 28488152, 32049171, 36627624, 42732228, 64098342, 85464456, 128196684, 256393368]

約数ペア:

[(1, 256393368), (2, 128196684), (3, 85464456), (4, 64098342), (6, 42732228), (7, 36627624), (8, 32049171), (9, 28488152), (11, 23308488), (12, 21366114), (14, 18313812), (18, 14244076), (21, 12209208), (22, 11654244), (24, 10683057), (28, 9156906), (33, 7769496), (36, 7122038), (42, 6104604), (44, 5827122), (56, 4578453), (63, 4069736), (66, 3884748), (72, 3561019), (77, 3329784), (84, 3052302), (88, 2913561), (99, 2589832), (103, 2489256), (126, 2034868), (132, 1942374), (154, 1664892), (168, 1526151), (198, 1294916), (206, 1244628), (231, 1109928), (252, 1017434), (264, 971187), (308, 832446), (309, 829752), (396, 647458), (412, 622314), (449, 571032), (462, 554964), (504, 508717), (616, 416223), (618, 414876), (693, 369976), (721, 355608), (792, 323729), (824, 311157), (898, 285516), (924, 277482), (927, 276584), (1133, 226296), (1236, 207438), (1347, 190344), (1386, 184988), (1442, 177804), (1796, 142758), (1848, 138741), (1854, 138292), (2163, 118536), (2266, 113148), (2472, 103719), (2694, 95172), (2772, 92494), (2884, 88902), (3143, 81576), (3399, 75432), (3592, 71379), (3708, 69146), (4041, 63448), (4326, 59268), (4532, 56574), (4939, 51912), (5388, 47586), (5544, 46247), (5768, 44451), (6286, 40788), (6489, 39512), (6798, 37716), (7416, 34573), (7931, 32328), (8082, 31724), (8652, 29634), (9064, 28287), (9429, 27192), (9878, 25956), (10197, 25144), (10776, 23793), (12572, 20394), (12978, 19756), (13596, 18858), (14817, 17304), (15862, 16164)]