255588480

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{2113}}^1$

素因数の和:2148

約数の個数: 256

約数和(自身を含む): 1035014400

約数和(自身を除く): 779425920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 1920, 2016, 2113, 2160, 2240, 2520, 2688, 2880, 3024, 3360, 3456, 3780, 4032, 4226, 4320, 4480, 5040, 5760, 6048, 6339, 6720, 7560, 8064, 8452, 8640, 10080, 10565, 12096, 12678, 13440, 14791, 15120, 16904, 17280, 19017, 20160, 21130, 24192, 25356, 29582, 30240, 31695, 33808, 38034, 40320, 42260, 44373, 50712, 57051, 59164, 60480, 63390, 67616, 73955, 76068, 84520, 88746, 95085, 101424, 114102, 118328, 120960, 126780, 133119, 135232, 147910, 152136, 169040, 177492, 190170, 202848, 221865, 228204, 236656, 253560, 266238, 270464, 285255, 295820, 304272, 338080, 354984, 380340, 399357, 405696, 443730, 456408, 473312, 507120, 532476, 570510, 591640, 608544, 665595, 676160, 709968, 760680, 798714, 811392, 887460, 912816, 946624, 1014240, 1064952, 1141020, 1183280, 1217088, 1331190, 1352320, 1419936, 1521360, 1597428, 1774920, 1825632, 1893248, 1996785, 2028480, 2129904, 2282040, 2366560, 2434176, 2662380, 2839872, 3042720, 3194856, 3549840, 3651264, 3993570, 4056960, 4259808, 4564080, 4733120, 5324760, 5679744, 6085440, 6389712, 7099680, 7302528, 7987140, 8519616, 9128160, 9466240, 10649520, 12170880, 12779424, 14199360, 15974280, 17039232, 18256320, 21299040, 25558848, 28398720, 31948560, 36512640, 42598080, 51117696, 63897120, 85196160, 127794240, 255588480]

約数ペア:

[(1, 255588480), (2, 127794240), (3, 85196160), (4, 63897120), (5, 51117696), (6, 42598080), (7, 36512640), (8, 31948560), (9, 28398720), (10, 25558848), (12, 21299040), (14, 18256320), (15, 17039232), (16, 15974280), (18, 14199360), (20, 12779424), (21, 12170880), (24, 10649520), (27, 9466240), (28, 9128160), (30, 8519616), (32, 7987140), (35, 7302528), (36, 7099680), (40, 6389712), (42, 6085440), (45, 5679744), (48, 5324760), (54, 4733120), (56, 4564080), (60, 4259808), (63, 4056960), (64, 3993570), (70, 3651264), (72, 3549840), (80, 3194856), (84, 3042720), (90, 2839872), (96, 2662380), (105, 2434176), (108, 2366560), (112, 2282040), (120, 2129904), (126, 2028480), (128, 1996785), (135, 1893248), (140, 1825632), (144, 1774920), (160, 1597428), (168, 1521360), (180, 1419936), (189, 1352320), (192, 1331190), (210, 1217088), (216, 1183280), (224, 1141020), (240, 1064952), (252, 1014240), (270, 946624), (280, 912816), (288, 887460), (315, 811392), (320, 798714), (336, 760680), (360, 709968), (378, 676160), (384, 665595), (420, 608544), (432, 591640), (448, 570510), (480, 532476), (504, 507120), (540, 473312), (560, 456408), (576, 443730), (630, 405696), (640, 399357), (672, 380340), (720, 354984), (756, 338080), (840, 304272), (864, 295820), (896, 285255), (945, 270464), (960, 266238), (1008, 253560), (1080, 236656), (1120, 228204), (1152, 221865), (1260, 202848), (1344, 190170), (1440, 177492), (1512, 169040), (1680, 152136), (1728, 147910), (1890, 135232), (1920, 133119), (2016, 126780), (2113, 120960), (2160, 118328), (2240, 114102), (2520, 101424), (2688, 95085), (2880, 88746), (3024, 84520), (3360, 76068), (3456, 73955), (3780, 67616), (4032, 63390), (4226, 60480), (4320, 59164), (4480, 57051), (5040, 50712), (5760, 44373), (6048, 42260), (6339, 40320), (6720, 38034), (7560, 33808), (8064, 31695), (8452, 30240), (8640, 29582), (10080, 25356), (10565, 24192), (12096, 21130), (12678, 20160), (13440, 19017), (14791, 17280), (15120, 16904)]