161645760

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:432

約数の個数: 224

約数和(自身を含む): 582655680

約数和(自身を除く): 421009920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 53, 54, 60, 64, 72, 80, 90, 96, 106, 108, 120, 135, 144, 159, 160, 180, 192, 212, 216, 240, 265, 270, 288, 318, 320, 353, 360, 424, 432, 477, 480, 530, 540, 576, 636, 706, 720, 795, 848, 864, 954, 960, 1059, 1060, 1080, 1272, 1412, 1431, 1440, 1590, 1696, 1728, 1765, 1908, 2118, 2120, 2160, 2385, 2544, 2824, 2862, 2880, 3177, 3180, 3392, 3530, 3816, 4236, 4240, 4320, 4770, 5088, 5295, 5648, 5724, 6354, 6360, 7060, 7155, 7632, 8472, 8480, 8640, 9531, 9540, 10176, 10590, 11296, 11448, 12708, 12720, 14120, 14310, 15264, 15885, 16944, 16960, 18709, 19062, 19080, 21180, 22592, 22896, 25416, 25440, 28240, 28620, 30528, 31770, 33888, 37418, 38124, 38160, 42360, 45792, 47655, 50832, 50880, 56127, 56480, 57240, 63540, 67776, 74836, 76248, 76320, 84720, 91584, 93545, 95310, 101664, 112254, 112960, 114480, 127080, 149672, 152496, 152640, 168381, 169440, 187090, 190620, 203328, 224508, 228960, 254160, 280635, 299344, 304992, 336762, 338880, 374180, 381240, 449016, 457920, 505143, 508320, 561270, 598688, 609984, 673524, 748360, 762480, 841905, 898032, 1010286, 1016640, 1122540, 1197376, 1347048, 1496720, 1524960, 1683810, 1796064, 2020572, 2245080, 2525715, 2694096, 2993440, 3049920, 3367620, 3592128, 4041144, 4490160, 5051430, 5388192, 5986880, 6735240, 8082288, 8980320, 10102860, 10776384, 13470480, 16164576, 17960640, 20205720, 26940960, 32329152, 40411440, 53881920, 80822880, 161645760]

約数ペア:

[(1, 161645760), (2, 80822880), (3, 53881920), (4, 40411440), (5, 32329152), (6, 26940960), (8, 20205720), (9, 17960640), (10, 16164576), (12, 13470480), (15, 10776384), (16, 10102860), (18, 8980320), (20, 8082288), (24, 6735240), (27, 5986880), (30, 5388192), (32, 5051430), (36, 4490160), (40, 4041144), (45, 3592128), (48, 3367620), (53, 3049920), (54, 2993440), (60, 2694096), (64, 2525715), (72, 2245080), (80, 2020572), (90, 1796064), (96, 1683810), (106, 1524960), (108, 1496720), (120, 1347048), (135, 1197376), (144, 1122540), (159, 1016640), (160, 1010286), (180, 898032), (192, 841905), (212, 762480), (216, 748360), (240, 673524), (265, 609984), (270, 598688), (288, 561270), (318, 508320), (320, 505143), (353, 457920), (360, 449016), (424, 381240), (432, 374180), (477, 338880), (480, 336762), (530, 304992), (540, 299344), (576, 280635), (636, 254160), (706, 228960), (720, 224508), (795, 203328), (848, 190620), (864, 187090), (954, 169440), (960, 168381), (1059, 152640), (1060, 152496), (1080, 149672), (1272, 127080), (1412, 114480), (1431, 112960), (1440, 112254), (1590, 101664), (1696, 95310), (1728, 93545), (1765, 91584), (1908, 84720), (2118, 76320), (2120, 76248), (2160, 74836), (2385, 67776), (2544, 63540), (2824, 57240), (2862, 56480), (2880, 56127), (3177, 50880), (3180, 50832), (3392, 47655), (3530, 45792), (3816, 42360), (4236, 38160), (4240, 38124), (4320, 37418), (4770, 33888), (5088, 31770), (5295, 30528), (5648, 28620), (5724, 28240), (6354, 25440), (6360, 25416), (7060, 22896), (7155, 22592), (7632, 21180), (8472, 19080), (8480, 19062), (8640, 18709), (9531, 16960), (9540, 16944), (10176, 15885), (10590, 15264), (11296, 14310), (11448, 14120), (12708, 12720)]