258361376

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{307}}^1$

素因数の和:371

約数の個数: 144

約数和(自身を含む): 667187136

約数和(自身を除く): 408825760

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 52, 56, 68, 91, 104, 112, 119, 136, 182, 208, 221, 224, 238, 272, 289, 307, 364, 416, 442, 476, 544, 578, 614, 728, 884, 952, 1156, 1228, 1456, 1547, 1768, 1904, 2023, 2149, 2312, 2456, 2912, 3094, 3536, 3757, 3808, 3991, 4046, 4298, 4624, 4912, 5219, 6188, 7072, 7514, 7982, 8092, 8596, 9248, 9824, 10438, 12376, 15028, 15964, 16184, 17192, 20876, 24752, 26299, 27937, 30056, 31928, 32368, 34384, 36533, 41752, 49504, 52598, 55874, 60112, 63856, 64736, 67847, 68768, 73066, 83504, 88723, 105196, 111748, 120224, 127712, 135694, 146132, 167008, 177446, 210392, 223496, 271388, 292264, 354892, 420784, 446992, 474929, 542776, 584528, 621061, 709784, 841568, 893984, 949858, 1085552, 1153399, 1169056, 1242122, 1419568, 1899716, 2171104, 2306798, 2484244, 2839136, 3799432, 4613596, 4968488, 7598864, 8073793, 9227192, 9936976, 15197728, 16147586, 18454384, 19873952, 32295172, 36908768, 64590344, 129180688, 258361376]

約数ペア:

[(1, 258361376), (2, 129180688), (4, 64590344), (7, 36908768), (8, 32295172), (13, 19873952), (14, 18454384), (16, 16147586), (17, 15197728), (26, 9936976), (28, 9227192), (32, 8073793), (34, 7598864), (52, 4968488), (56, 4613596), (68, 3799432), (91, 2839136), (104, 2484244), (112, 2306798), (119, 2171104), (136, 1899716), (182, 1419568), (208, 1242122), (221, 1169056), (224, 1153399), (238, 1085552), (272, 949858), (289, 893984), (307, 841568), (364, 709784), (416, 621061), (442, 584528), (476, 542776), (544, 474929), (578, 446992), (614, 420784), (728, 354892), (884, 292264), (952, 271388), (1156, 223496), (1228, 210392), (1456, 177446), (1547, 167008), (1768, 146132), (1904, 135694), (2023, 127712), (2149, 120224), (2312, 111748), (2456, 105196), (2912, 88723), (3094, 83504), (3536, 73066), (3757, 68768), (3808, 67847), (3991, 64736), (4046, 63856), (4298, 60112), (4624, 55874), (4912, 52598), (5219, 49504), (6188, 41752), (7072, 36533), (7514, 34384), (7982, 32368), (8092, 31928), (8596, 30056), (9248, 27937), (9824, 26299), (10438, 24752), (12376, 20876), (15028, 17192), (15964, 16184)]