261898728

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{463}}^1$

素因数の和:536

約数の個数: 192

約数和(自身を含む): 844220160

約数和(自身を除く): 582321432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 37, 39, 42, 49, 52, 56, 74, 78, 84, 91, 98, 104, 111, 147, 148, 156, 168, 182, 196, 222, 259, 273, 294, 296, 312, 364, 392, 444, 463, 481, 518, 546, 588, 637, 728, 777, 888, 926, 962, 1036, 1092, 1176, 1274, 1389, 1443, 1554, 1813, 1852, 1911, 1924, 2072, 2184, 2548, 2778, 2886, 3108, 3241, 3367, 3626, 3704, 3822, 3848, 5096, 5439, 5556, 5772, 6019, 6216, 6482, 6734, 7252, 7644, 9723, 10101, 10878, 11112, 11544, 12038, 12964, 13468, 14504, 15288, 17131, 18057, 19446, 20202, 21756, 22687, 23569, 24076, 25928, 26936, 34262, 36114, 38892, 40404, 42133, 43512, 45374, 47138, 48152, 51393, 68061, 68524, 70707, 72228, 77784, 80808, 84266, 90748, 94276, 102786, 119917, 126399, 136122, 137048, 141414, 144456, 168532, 181496, 188552, 205572, 222703, 239834, 252798, 272244, 282828, 294931, 337064, 359751, 411144, 445406, 479668, 505596, 544488, 565656, 589862, 668109, 719502, 839419, 884793, 890812, 959336, 1011192, 1179724, 1336218, 1439004, 1558921, 1678838, 1769586, 1781624, 2359448, 2518257, 2672436, 2878008, 3117842, 3357676, 3539172, 4676763, 5036514, 5344872, 6235684, 6715352, 7078344, 9353526, 10073028, 10912447, 12471368, 18707052, 20146056, 21824894, 32737341, 37414104, 43649788, 65474682, 87299576, 130949364, 261898728]

約数ペア:

[(1, 261898728), (2, 130949364), (3, 87299576), (4, 65474682), (6, 43649788), (7, 37414104), (8, 32737341), (12, 21824894), (13, 20146056), (14, 18707052), (21, 12471368), (24, 10912447), (26, 10073028), (28, 9353526), (37, 7078344), (39, 6715352), (42, 6235684), (49, 5344872), (52, 5036514), (56, 4676763), (74, 3539172), (78, 3357676), (84, 3117842), (91, 2878008), (98, 2672436), (104, 2518257), (111, 2359448), (147, 1781624), (148, 1769586), (156, 1678838), (168, 1558921), (182, 1439004), (196, 1336218), (222, 1179724), (259, 1011192), (273, 959336), (294, 890812), (296, 884793), (312, 839419), (364, 719502), (392, 668109), (444, 589862), (463, 565656), (481, 544488), (518, 505596), (546, 479668), (588, 445406), (637, 411144), (728, 359751), (777, 337064), (888, 294931), (926, 282828), (962, 272244), (1036, 252798), (1092, 239834), (1176, 222703), (1274, 205572), (1389, 188552), (1443, 181496), (1554, 168532), (1813, 144456), (1852, 141414), (1911, 137048), (1924, 136122), (2072, 126399), (2184, 119917), (2548, 102786), (2778, 94276), (2886, 90748), (3108, 84266), (3241, 80808), (3367, 77784), (3626, 72228), (3704, 70707), (3822, 68524), (3848, 68061), (5096, 51393), (5439, 48152), (5556, 47138), (5772, 45374), (6019, 43512), (6216, 42133), (6482, 40404), (6734, 38892), (7252, 36114), (7644, 34262), (9723, 26936), (10101, 25928), (10878, 24076), (11112, 23569), (11544, 22687), (12038, 21756), (12964, 20202), (13468, 19446), (14504, 18057), (15288, 17131)]