260189216

素因数分解:

$2^5\times 7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:311

約数の個数: 144

約数和(自身を含む): 648448416

約数和(自身を除く): 388259200

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 43, 49, 56, 68, 86, 98, 112, 119, 136, 172, 196, 224, 227, 238, 272, 301, 344, 392, 454, 476, 544, 602, 688, 731, 784, 833, 908, 952, 1204, 1376, 1462, 1568, 1589, 1666, 1816, 1904, 2107, 2408, 2924, 3178, 3332, 3632, 3808, 3859, 4214, 4816, 5117, 5848, 6356, 6664, 7264, 7718, 8428, 9632, 9761, 10234, 11123, 11696, 12712, 13328, 15436, 16856, 19522, 20468, 22246, 23392, 25424, 26656, 27013, 30872, 33712, 35819, 39044, 40936, 44492, 50848, 54026, 61744, 67424, 68327, 71638, 78088, 81872, 88984, 108052, 123488, 136654, 143276, 156176, 163744, 165937, 177968, 189091, 216104, 273308, 286552, 312352, 331874, 355936, 378182, 432208, 478289, 546616, 573104, 663748, 756364, 864416, 956578, 1093232, 1146208, 1161559, 1327496, 1512728, 1913156, 2186464, 2323118, 2654992, 3025456, 3826312, 4646236, 5309984, 6050912, 7652624, 8130913, 9292472, 15305248, 16261826, 18584944, 32523652, 37169888, 65047304, 130094608, 260189216]

約数ペア:

[(1, 260189216), (2, 130094608), (4, 65047304), (7, 37169888), (8, 32523652), (14, 18584944), (16, 16261826), (17, 15305248), (28, 9292472), (32, 8130913), (34, 7652624), (43, 6050912), (49, 5309984), (56, 4646236), (68, 3826312), (86, 3025456), (98, 2654992), (112, 2323118), (119, 2186464), (136, 1913156), (172, 1512728), (196, 1327496), (224, 1161559), (227, 1146208), (238, 1093232), (272, 956578), (301, 864416), (344, 756364), (392, 663748), (454, 573104), (476, 546616), (544, 478289), (602, 432208), (688, 378182), (731, 355936), (784, 331874), (833, 312352), (908, 286552), (952, 273308), (1204, 216104), (1376, 189091), (1462, 177968), (1568, 165937), (1589, 163744), (1666, 156176), (1816, 143276), (1904, 136654), (2107, 123488), (2408, 108052), (2924, 88984), (3178, 81872), (3332, 78088), (3632, 71638), (3808, 68327), (3859, 67424), (4214, 61744), (4816, 54026), (5117, 50848), (5848, 44492), (6356, 40936), (6664, 39044), (7264, 35819), (7718, 33712), (8428, 30872), (9632, 27013), (9761, 26656), (10234, 25424), (11123, 23392), (11696, 22246), (12712, 20468), (13328, 19522), (15436, 16856)]