209939040

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{167}}^1$

素因数の和:291

約数の個数: 240

約数和(自身を含む): 753030432

約数和(自身を除く): 543091392

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, 54, 60, 72, 80, 81, 90, 96, 97, 108, 120, 135, 144, 160, 162, 167, 180, 194, 216, 240, 270, 288, 291, 324, 334, 360, 388, 405, 432, 480, 485, 501, 540, 582, 648, 668, 720, 776, 810, 835, 864, 873, 970, 1002, 1080, 1164, 1296, 1336, 1440, 1455, 1503, 1552, 1620, 1670, 1746, 1940, 2004, 2160, 2328, 2505, 2592, 2619, 2672, 2910, 3006, 3104, 3240, 3340, 3492, 3880, 4008, 4320, 4365, 4509, 4656, 5010, 5238, 5344, 5820, 6012, 6480, 6680, 6984, 7515, 7760, 7857, 8016, 8730, 9018, 9312, 10020, 10476, 11640, 12024, 12960, 13095, 13360, 13527, 13968, 15030, 15520, 15714, 16032, 16199, 17460, 18036, 20040, 20952, 22545, 23280, 24048, 26190, 26720, 27054, 27936, 30060, 31428, 32398, 34920, 36072, 39285, 40080, 41904, 45090, 46560, 48096, 48597, 52380, 54108, 60120, 62856, 64796, 67635, 69840, 72144, 78570, 80160, 80995, 83808, 90180, 97194, 104760, 108216, 120240, 125712, 129592, 135270, 139680, 144288, 145791, 157140, 161990, 180360, 194388, 209520, 216432, 240480, 242985, 251424, 259184, 270540, 291582, 314280, 323980, 360720, 388776, 419040, 432864, 437373, 485970, 518368, 541080, 583164, 628560, 647960, 721440, 728955, 777552, 874746, 971940, 1082160, 1166328, 1257120, 1295920, 1312119, 1457910, 1555104, 1749492, 1943880, 2164320, 2186865, 2332656, 2591840, 2624238, 2915820, 3498984, 3887760, 4373730, 4665312, 5248476, 5831640, 6560595, 6997968, 7775520, 8747460, 10496952, 11663280, 13121190, 13995936, 17494920, 20993904, 23326560, 26242380, 34989840, 41987808, 52484760, 69979680, 104969520, 209939040]

約数ペア:

[(1, 209939040), (2, 104969520), (3, 69979680), (4, 52484760), (5, 41987808), (6, 34989840), (8, 26242380), (9, 23326560), (10, 20993904), (12, 17494920), (15, 13995936), (16, 13121190), (18, 11663280), (20, 10496952), (24, 8747460), (27, 7775520), (30, 6997968), (32, 6560595), (36, 5831640), (40, 5248476), (45, 4665312), (48, 4373730), (54, 3887760), (60, 3498984), (72, 2915820), (80, 2624238), (81, 2591840), (90, 2332656), (96, 2186865), (97, 2164320), (108, 1943880), (120, 1749492), (135, 1555104), (144, 1457910), (160, 1312119), (162, 1295920), (167, 1257120), (180, 1166328), (194, 1082160), (216, 971940), (240, 874746), (270, 777552), (288, 728955), (291, 721440), (324, 647960), (334, 628560), (360, 583164), (388, 541080), (405, 518368), (432, 485970), (480, 437373), (485, 432864), (501, 419040), (540, 388776), (582, 360720), (648, 323980), (668, 314280), (720, 291582), (776, 270540), (810, 259184), (835, 251424), (864, 242985), (873, 240480), (970, 216432), (1002, 209520), (1080, 194388), (1164, 180360), (1296, 161990), (1336, 157140), (1440, 145791), (1455, 144288), (1503, 139680), (1552, 135270), (1620, 129592), (1670, 125712), (1746, 120240), (1940, 108216), (2004, 104760), (2160, 97194), (2328, 90180), (2505, 83808), (2592, 80995), (2619, 80160), (2672, 78570), (2910, 72144), (3006, 69840), (3104, 67635), (3240, 64796), (3340, 62856), (3492, 60120), (3880, 54108), (4008, 52380), (4320, 48597), (4365, 48096), (4509, 46560), (4656, 45090), (5010, 41904), (5238, 40080), (5344, 39285), (5820, 36072), (6012, 34920), (6480, 32398), (6680, 31428), (6984, 30060), (7515, 27936), (7760, 27054), (7857, 26720), (8016, 26190), (8730, 24048), (9018, 23280), (9312, 22545), (10020, 20952), (10476, 20040), (11640, 18036), (12024, 17460), (12960, 16199), (13095, 16032), (13360, 15714), (13527, 15520), (13968, 15030)]