644202720

素因数分解:

$2^5\times 3^7\times 5^1\times 7^1\times {\mathrm{263}}^1$

素因数の和:306

約数の個数: 384

約数和(自身を含む): 2618542080

約数和(自身を除く): 1974339360

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, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 243, 252, 263, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 486, 504, 526, 540, 560, 567, 630, 648, 672, 720, 729, 756, 789, 810, 840, 864, 945, 972, 1008, 1052, 1080, 1120, 1134, 1215, 1260, 1296, 1315, 1440, 1458, 1512, 1578, 1620, 1680, 1701, 1841, 1890, 1944, 2016, 2104, 2160, 2187, 2268, 2367, 2430, 2520, 2592, 2630, 2835, 2916, 3024, 3156, 3240, 3360, 3402, 3645, 3682, 3780, 3888, 3945, 4208, 4320, 4374, 4536, 4734, 4860, 5040, 5103, 5260, 5523, 5670, 5832, 6048, 6312, 6480, 6804, 7101, 7290, 7364, 7560, 7776, 7890, 8416, 8505, 8748, 9072, 9205, 9468, 9720, 10080, 10206, 10520, 10935, 11046, 11340, 11664, 11835, 12624, 12960, 13608, 14202, 14580, 14728, 15120, 15309, 15780, 16569, 17010, 17496, 18144, 18410, 18936, 19440, 20412, 21040, 21303, 21870, 22092, 22680, 23328, 23670, 25248, 25515, 27216, 27615, 28404, 29160, 29456, 30240, 30618, 31560, 33138, 34020, 34992, 35505, 36820, 37872, 38880, 40824, 42080, 42606, 43740, 44184, 45360, 47340, 49707, 51030, 54432, 55230, 56808, 58320, 58912, 61236, 63120, 63909, 66276, 68040, 69984, 71010, 73640, 75744, 76545, 81648, 82845, 85212, 87480, 88368, 90720, 94680, 99414, 102060, 106515, 110460, 113616, 116640, 122472, 126240, 127818, 132552, 136080, 142020, 147280, 149121, 153090, 163296, 165690, 170424, 174960, 176736, 189360, 191727, 198828, 204120, 213030, 220920, 227232, 244944, 248535, 255636, 265104, 272160, 284040, 294560, 298242, 306180, 319545, 331380, 340848, 349920, 378720, 383454, 397656, 408240, 426060, 441840, 447363, 489888, 497070, 511272, 530208, 568080, 575181, 596484, 612360, 639090, 662760, 681696, 745605, 766908, 795312, 816480, 852120, 883680, 894726, 958635, 994140, 1022544, 1136160, 1150362, 1192968, 1224720, 1278180, 1325520, 1342089, 1491210, 1533816, 1590624, 1704240, 1789452, 1917270, 1988280, 2045088, 2236815, 2300724, 2385936, 2449440, 2556360, 2651040, 2684178, 2875905, 2982420, 3067632, 3408480, 3578904, 3834540, 3976560, 4026267, 4473630, 4601448, 4771872, 5112720, 5368356, 5751810, 5964840, 6135264, 6710445, 7157808, 7669080, 7953120, 8052534, 8947260, 9202896, 10225440, 10736712, 11503620, 11929680, 13420890, 14315616, 15338160, 16105068, 17894520, 18405792, 20131335, 21473424, 23007240, 23859360, 26841780, 30676320, 32210136, 35789040, 40262670, 42946848, 46014480, 53683560, 64420272, 71578080, 80525340, 92028960, 107367120, 128840544, 161050680, 214734240, 322101360, 644202720]

約数ペア:

[(1, 644202720), (2, 322101360), (3, 214734240), (4, 161050680), (5, 128840544), (6, 107367120), (7, 92028960), (8, 80525340), (9, 71578080), (10, 64420272), (12, 53683560), (14, 46014480), (15, 42946848), (16, 40262670), (18, 35789040), (20, 32210136), (21, 30676320), (24, 26841780), (27, 23859360), (28, 23007240), (30, 21473424), (32, 20131335), (35, 18405792), (36, 17894520), (40, 16105068), (42, 15338160), (45, 14315616), (48, 13420890), (54, 11929680), (56, 11503620), (60, 10736712), (63, 10225440), (70, 9202896), (72, 8947260), (80, 8052534), (81, 7953120), (84, 7669080), (90, 7157808), (96, 6710445), (105, 6135264), (108, 5964840), (112, 5751810), (120, 5368356), (126, 5112720), (135, 4771872), (140, 4601448), (144, 4473630), (160, 4026267), (162, 3976560), (168, 3834540), (180, 3578904), (189, 3408480), (210, 3067632), (216, 2982420), (224, 2875905), (240, 2684178), (243, 2651040), (252, 2556360), (263, 2449440), (270, 2385936), (280, 2300724), (288, 2236815), (315, 2045088), (324, 1988280), (336, 1917270), (360, 1789452), (378, 1704240), (405, 1590624), (420, 1533816), (432, 1491210), (480, 1342089), (486, 1325520), (504, 1278180), (526, 1224720), (540, 1192968), (560, 1150362), (567, 1136160), (630, 1022544), (648, 994140), (672, 958635), (720, 894726), (729, 883680), (756, 852120), (789, 816480), (810, 795312), (840, 766908), (864, 745605), (945, 681696), (972, 662760), (1008, 639090), (1052, 612360), (1080, 596484), (1120, 575181), (1134, 568080), (1215, 530208), (1260, 511272), (1296, 497070), (1315, 489888), (1440, 447363), (1458, 441840), (1512, 426060), (1578, 408240), (1620, 397656), (1680, 383454), (1701, 378720), (1841, 349920), (1890, 340848), (1944, 331380), (2016, 319545), (2104, 306180), (2160, 298242), (2187, 294560), (2268, 284040), (2367, 272160), (2430, 265104), (2520, 255636), (2592, 248535), (2630, 244944), (2835, 227232), (2916, 220920), (3024, 213030), (3156, 204120), (3240, 198828), (3360, 191727), (3402, 189360), (3645, 176736), (3682, 174960), (3780, 170424), (3888, 165690), (3945, 163296), (4208, 153090), (4320, 149121), (4374, 147280), (4536, 142020), (4734, 136080), (4860, 132552), (5040, 127818), (5103, 126240), (5260, 122472), (5523, 116640), (5670, 113616), (5832, 110460), (6048, 106515), (6312, 102060), (6480, 99414), (6804, 94680), (7101, 90720), (7290, 88368), (7364, 87480), (7560, 85212), (7776, 82845), (7890, 81648), (8416, 76545), (8505, 75744), (8748, 73640), (9072, 71010), (9205, 69984), (9468, 68040), (9720, 66276), (10080, 63909), (10206, 63120), (10520, 61236), (10935, 58912), (11046, 58320), (11340, 56808), (11664, 55230), (11835, 54432), (12624, 51030), (12960, 49707), (13608, 47340), (14202, 45360), (14580, 44184), (14728, 43740), (15120, 42606), (15309, 42080), (15780, 40824), (16569, 38880), (17010, 37872), (17496, 36820), (18144, 35505), (18410, 34992), (18936, 34020), (19440, 33138), (20412, 31560), (21040, 30618), (21303, 30240), (21870, 29456), (22092, 29160), (22680, 28404), (23328, 27615), (23670, 27216), (25248, 25515)]