643200480

素因数分解:

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

素因数の和:931

約数の個数: 288

約数和(自身を含む): 2440458720

約数和(自身を除く): 1797258240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 169, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 338, 351, 360, 390, 416, 432, 468, 480, 507, 520, 540, 585, 624, 676, 702, 720, 780, 845, 864, 881, 936, 1014, 1040, 1080, 1170, 1248, 1352, 1404, 1440, 1521, 1560, 1690, 1755, 1762, 1872, 2028, 2080, 2160, 2340, 2535, 2643, 2704, 2808, 3042, 3120, 3380, 3510, 3524, 3744, 4056, 4320, 4405, 4563, 4680, 5070, 5286, 5408, 5616, 6084, 6240, 6760, 7020, 7048, 7605, 7929, 8112, 8810, 9126, 9360, 10140, 10572, 11232, 11453, 12168, 13215, 13520, 14040, 14096, 15210, 15858, 16224, 17620, 18252, 18720, 20280, 21144, 22815, 22906, 23787, 24336, 26430, 27040, 28080, 28192, 30420, 31716, 34359, 35240, 36504, 39645, 40560, 42288, 45630, 45812, 47574, 48672, 52860, 56160, 57265, 60840, 63432, 68718, 70480, 73008, 79290, 81120, 84576, 91260, 91624, 95148, 103077, 105720, 114530, 118935, 121680, 126864, 137436, 140960, 146016, 148889, 158580, 171795, 182520, 183248, 190296, 206154, 211440, 229060, 237870, 243360, 253728, 274872, 297778, 309231, 317160, 343590, 365040, 366496, 380592, 412308, 422880, 446667, 458120, 475740, 515385, 549744, 595556, 618462, 634320, 687180, 730080, 744445, 761184, 824616, 893334, 916240, 951480, 1030770, 1099488, 1191112, 1236924, 1268640, 1340001, 1374360, 1488890, 1546155, 1649232, 1786668, 1832480, 1902960, 2061540, 2233335, 2382224, 2473848, 2680002, 2748720, 2977780, 3092310, 3298464, 3573336, 3805920, 4020003, 4123080, 4466670, 4764448, 4947696, 5360004, 5497440, 5955560, 6184620, 6700005, 7146672, 8040006, 8246160, 8933340, 9895392, 10720008, 11911120, 12369240, 13400010, 14293344, 16080012, 16492320, 17866680, 20100015, 21440016, 23822240, 24738480, 26800020, 32160024, 35733360, 40200030, 42880032, 49476960, 53600040, 64320048, 71466720, 80400060, 107200080, 128640096, 160800120, 214400160, 321600240, 643200480]

約数ペア:

[(1, 643200480), (2, 321600240), (3, 214400160), (4, 160800120), (5, 128640096), (6, 107200080), (8, 80400060), (9, 71466720), (10, 64320048), (12, 53600040), (13, 49476960), (15, 42880032), (16, 40200030), (18, 35733360), (20, 32160024), (24, 26800020), (26, 24738480), (27, 23822240), (30, 21440016), (32, 20100015), (36, 17866680), (39, 16492320), (40, 16080012), (45, 14293344), (48, 13400010), (52, 12369240), (54, 11911120), (60, 10720008), (65, 9895392), (72, 8933340), (78, 8246160), (80, 8040006), (90, 7146672), (96, 6700005), (104, 6184620), (108, 5955560), (117, 5497440), (120, 5360004), (130, 4947696), (135, 4764448), (144, 4466670), (156, 4123080), (160, 4020003), (169, 3805920), (180, 3573336), (195, 3298464), (208, 3092310), (216, 2977780), (234, 2748720), (240, 2680002), (260, 2473848), (270, 2382224), (288, 2233335), (312, 2061540), (338, 1902960), (351, 1832480), (360, 1786668), (390, 1649232), (416, 1546155), (432, 1488890), (468, 1374360), (480, 1340001), (507, 1268640), (520, 1236924), (540, 1191112), (585, 1099488), (624, 1030770), (676, 951480), (702, 916240), (720, 893334), (780, 824616), (845, 761184), (864, 744445), (881, 730080), (936, 687180), (1014, 634320), (1040, 618462), (1080, 595556), (1170, 549744), (1248, 515385), (1352, 475740), (1404, 458120), (1440, 446667), (1521, 422880), (1560, 412308), (1690, 380592), (1755, 366496), (1762, 365040), (1872, 343590), (2028, 317160), (2080, 309231), (2160, 297778), (2340, 274872), (2535, 253728), (2643, 243360), (2704, 237870), (2808, 229060), (3042, 211440), (3120, 206154), (3380, 190296), (3510, 183248), (3524, 182520), (3744, 171795), (4056, 158580), (4320, 148889), (4405, 146016), (4563, 140960), (4680, 137436), (5070, 126864), (5286, 121680), (5408, 118935), (5616, 114530), (6084, 105720), (6240, 103077), (6760, 95148), (7020, 91624), (7048, 91260), (7605, 84576), (7929, 81120), (8112, 79290), (8810, 73008), (9126, 70480), (9360, 68718), (10140, 63432), (10572, 60840), (11232, 57265), (11453, 56160), (12168, 52860), (13215, 48672), (13520, 47574), (14040, 45812), (14096, 45630), (15210, 42288), (15858, 40560), (16224, 39645), (17620, 36504), (18252, 35240), (18720, 34359), (20280, 31716), (21144, 30420), (22815, 28192), (22906, 28080), (23787, 27040), (24336, 26430)]