261071584

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:308

約数の個数: 96

約数和(自身を含む): 570882816

約数和(自身を除く): 309811232

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 68, 113, 124, 136, 137, 226, 248, 272, 274, 452, 496, 527, 544, 548, 904, 992, 1054, 1096, 1808, 1921, 2108, 2192, 2329, 3503, 3616, 3842, 4216, 4247, 4384, 4658, 7006, 7684, 8432, 8494, 9316, 14012, 15368, 15481, 16864, 16988, 18632, 28024, 30736, 30962, 33976, 37264, 56048, 59551, 61472, 61924, 67952, 72199, 74528, 112096, 119102, 123848, 135904, 144398, 238204, 247696, 263177, 288796, 476408, 479911, 495392, 526354, 577592, 952816, 959822, 1052708, 1155184, 1905632, 1919644, 2105416, 2310368, 3839288, 4210832, 7678576, 8158487, 8421664, 15357152, 16316974, 32633948, 65267896, 130535792, 261071584]

約数ペア:

[(1, 261071584), (2, 130535792), (4, 65267896), (8, 32633948), (16, 16316974), (17, 15357152), (31, 8421664), (32, 8158487), (34, 7678576), (62, 4210832), (68, 3839288), (113, 2310368), (124, 2105416), (136, 1919644), (137, 1905632), (226, 1155184), (248, 1052708), (272, 959822), (274, 952816), (452, 577592), (496, 526354), (527, 495392), (544, 479911), (548, 476408), (904, 288796), (992, 263177), (1054, 247696), (1096, 238204), (1808, 144398), (1921, 135904), (2108, 123848), (2192, 119102), (2329, 112096), (3503, 74528), (3616, 72199), (3842, 67952), (4216, 61924), (4247, 61472), (4384, 59551), (4658, 56048), (7006, 37264), (7684, 33976), (8432, 30962), (8494, 30736), (9316, 28024), (14012, 18632), (15368, 16988), (15481, 16864)]