161231616

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{769}}^1$

素因数の和:811

約数の個数: 216

約数和(自身を含む): 572892320

約数和(自身を除く): 411660704

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 48, 52, 56, 63, 64, 72, 78, 84, 91, 96, 104, 112, 117, 126, 128, 144, 156, 168, 182, 192, 208, 224, 234, 252, 256, 273, 288, 312, 336, 364, 384, 416, 448, 468, 504, 546, 576, 624, 672, 728, 768, 769, 819, 832, 896, 936, 1008, 1092, 1152, 1248, 1344, 1456, 1538, 1638, 1664, 1792, 1872, 2016, 2184, 2304, 2307, 2496, 2688, 2912, 3076, 3276, 3328, 3744, 4032, 4368, 4614, 4992, 5376, 5383, 5824, 6152, 6552, 6921, 7488, 8064, 8736, 9228, 9984, 9997, 10766, 11648, 12304, 13104, 13842, 14976, 16128, 16149, 17472, 18456, 19994, 21532, 23296, 24608, 26208, 27684, 29952, 29991, 32298, 34944, 36912, 39988, 43064, 48447, 49216, 52416, 55368, 59982, 64596, 69888, 69979, 73824, 79976, 86128, 89973, 96894, 98432, 104832, 110736, 119964, 129192, 139958, 147648, 159952, 172256, 179946, 193788, 196864, 209664, 209937, 221472, 239928, 258384, 279916, 295296, 319904, 344512, 359892, 387576, 419874, 442944, 479856, 516768, 559832, 590592, 629811, 639808, 689024, 719784, 775152, 839748, 885888, 959712, 1033536, 1119664, 1259622, 1279616, 1378048, 1439568, 1550304, 1679496, 1771776, 1919424, 2067072, 2239328, 2519244, 2559232, 2879136, 3100608, 3358992, 3838848, 4134144, 4478656, 5038488, 5758272, 6201216, 6717984, 7677696, 8957312, 10076976, 11516544, 12402432, 13435968, 17914624, 20153952, 23033088, 26871936, 40307904, 53743872, 80615808, 161231616]

約数ペア:

[(1, 161231616), (2, 80615808), (3, 53743872), (4, 40307904), (6, 26871936), (7, 23033088), (8, 20153952), (9, 17914624), (12, 13435968), (13, 12402432), (14, 11516544), (16, 10076976), (18, 8957312), (21, 7677696), (24, 6717984), (26, 6201216), (28, 5758272), (32, 5038488), (36, 4478656), (39, 4134144), (42, 3838848), (48, 3358992), (52, 3100608), (56, 2879136), (63, 2559232), (64, 2519244), (72, 2239328), (78, 2067072), (84, 1919424), (91, 1771776), (96, 1679496), (104, 1550304), (112, 1439568), (117, 1378048), (126, 1279616), (128, 1259622), (144, 1119664), (156, 1033536), (168, 959712), (182, 885888), (192, 839748), (208, 775152), (224, 719784), (234, 689024), (252, 639808), (256, 629811), (273, 590592), (288, 559832), (312, 516768), (336, 479856), (364, 442944), (384, 419874), (416, 387576), (448, 359892), (468, 344512), (504, 319904), (546, 295296), (576, 279916), (624, 258384), (672, 239928), (728, 221472), (768, 209937), (769, 209664), (819, 196864), (832, 193788), (896, 179946), (936, 172256), (1008, 159952), (1092, 147648), (1152, 139958), (1248, 129192), (1344, 119964), (1456, 110736), (1538, 104832), (1638, 98432), (1664, 96894), (1792, 89973), (1872, 86128), (2016, 79976), (2184, 73824), (2304, 69979), (2307, 69888), (2496, 64596), (2688, 59982), (2912, 55368), (3076, 52416), (3276, 49216), (3328, 48447), (3744, 43064), (4032, 39988), (4368, 36912), (4614, 34944), (4992, 32298), (5376, 29991), (5383, 29952), (5824, 27684), (6152, 26208), (6552, 24608), (6921, 23296), (7488, 21532), (8064, 19994), (8736, 18456), (9228, 17472), (9984, 16149), (9997, 16128), (10766, 14976), (11648, 13842), (12304, 13104)]