428800320

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{881}}^1$

素因数の和:930

約数の個数: 252

約数和(自身を含む): 1598887836

約数和(自身を除く): 1170087516

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 169, 180, 192, 195, 208, 234, 240, 260, 288, 312, 320, 338, 360, 390, 416, 468, 480, 507, 520, 576, 585, 624, 676, 720, 780, 832, 845, 881, 936, 960, 1014, 1040, 1170, 1248, 1352, 1440, 1521, 1560, 1690, 1762, 1872, 2028, 2080, 2340, 2496, 2535, 2643, 2704, 2880, 3042, 3120, 3380, 3524, 3744, 4056, 4160, 4405, 4680, 5070, 5286, 5408, 6084, 6240, 6760, 7048, 7488, 7605, 7929, 8112, 8810, 9360, 10140, 10572, 10816, 11453, 12168, 12480, 13215, 13520, 14096, 15210, 15858, 16224, 17620, 18720, 20280, 21144, 22906, 24336, 26430, 27040, 28192, 30420, 31716, 32448, 34359, 35240, 37440, 39645, 40560, 42288, 45812, 48672, 52860, 54080, 56384, 57265, 60840, 63432, 68718, 70480, 79290, 81120, 84576, 91624, 97344, 103077, 105720, 114530, 121680, 126864, 137436, 140960, 148889, 158580, 162240, 169152, 171795, 183248, 206154, 211440, 229060, 243360, 253728, 274872, 281920, 297778, 317160, 343590, 366496, 412308, 422880, 446667, 458120, 486720, 507456, 515385, 549744, 595556, 634320, 687180, 732992, 744445, 824616, 845760, 893334, 916240, 1030770, 1099488, 1191112, 1268640, 1340001, 1374360, 1488890, 1649232, 1786668, 1832480, 2061540, 2198976, 2233335, 2382224, 2537280, 2680002, 2748720, 2977780, 3298464, 3573336, 3664960, 4123080, 4466670, 4764448, 5360004, 5497440, 5955560, 6596928, 6700005, 7146672, 8246160, 8933340, 9528896, 10720008, 10994880, 11911120, 13400010, 14293344, 16492320, 17866680, 21440016, 23822240, 26800020, 28586688, 32984640, 35733360, 42880032, 47644480, 53600040, 71466720, 85760064, 107200080, 142933440, 214400160, 428800320]

約数ペア:

[(1, 428800320), (2, 214400160), (3, 142933440), (4, 107200080), (5, 85760064), (6, 71466720), (8, 53600040), (9, 47644480), (10, 42880032), (12, 35733360), (13, 32984640), (15, 28586688), (16, 26800020), (18, 23822240), (20, 21440016), (24, 17866680), (26, 16492320), (30, 14293344), (32, 13400010), (36, 11911120), (39, 10994880), (40, 10720008), (45, 9528896), (48, 8933340), (52, 8246160), (60, 7146672), (64, 6700005), (65, 6596928), (72, 5955560), (78, 5497440), (80, 5360004), (90, 4764448), (96, 4466670), (104, 4123080), (117, 3664960), (120, 3573336), (130, 3298464), (144, 2977780), (156, 2748720), (160, 2680002), (169, 2537280), (180, 2382224), (192, 2233335), (195, 2198976), (208, 2061540), (234, 1832480), (240, 1786668), (260, 1649232), (288, 1488890), (312, 1374360), (320, 1340001), (338, 1268640), (360, 1191112), (390, 1099488), (416, 1030770), (468, 916240), (480, 893334), (507, 845760), (520, 824616), (576, 744445), (585, 732992), (624, 687180), (676, 634320), (720, 595556), (780, 549744), (832, 515385), (845, 507456), (881, 486720), (936, 458120), (960, 446667), (1014, 422880), (1040, 412308), (1170, 366496), (1248, 343590), (1352, 317160), (1440, 297778), (1521, 281920), (1560, 274872), (1690, 253728), (1762, 243360), (1872, 229060), (2028, 211440), (2080, 206154), (2340, 183248), (2496, 171795), (2535, 169152), (2643, 162240), (2704, 158580), (2880, 148889), (3042, 140960), (3120, 137436), (3380, 126864), (3524, 121680), (3744, 114530), (4056, 105720), (4160, 103077), (4405, 97344), (4680, 91624), (5070, 84576), (5286, 81120), (5408, 79290), (6084, 70480), (6240, 68718), (6760, 63432), (7048, 60840), (7488, 57265), (7605, 56384), (7929, 54080), (8112, 52860), (8810, 48672), (9360, 45812), (10140, 42288), (10572, 40560), (10816, 39645), (11453, 37440), (12168, 35240), (12480, 34359), (13215, 32448), (13520, 31716), (14096, 30420), (15210, 28192), (15858, 27040), (16224, 26430), (17620, 24336), (18720, 22906), (20280, 21144)]