1638450720

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{1093}}^1$

素因数の和:1464

約数の個数: 192

約数和(自身を含む): 5756365440

約数和(自身を除く): 4117914720

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, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 347, 360, 432, 480, 540, 694, 720, 864, 1041, 1080, 1093, 1388, 1440, 1735, 2082, 2160, 2186, 2776, 3123, 3279, 3470, 4164, 4320, 4372, 5205, 5465, 5552, 6246, 6558, 6940, 8328, 8744, 9369, 9837, 10410, 10930, 11104, 12492, 13116, 13880, 15615, 16395, 16656, 17488, 18738, 19674, 20820, 21860, 24984, 26232, 27760, 29511, 31230, 32790, 33312, 34976, 37476, 39348, 41640, 43720, 46845, 49185, 49968, 52464, 55520, 59022, 62460, 65580, 74952, 78696, 83280, 87440, 93690, 98370, 99936, 104928, 118044, 124920, 131160, 147555, 149904, 157392, 166560, 174880, 187380, 196740, 236088, 249840, 262320, 295110, 299808, 314784, 374760, 379271, 393480, 472176, 499680, 524640, 590220, 749520, 758542, 786960, 944352, 1137813, 1180440, 1499040, 1517084, 1573920, 1896355, 2275626, 2360880, 3034168, 3413439, 3792710, 4551252, 4721760, 5689065, 6068336, 6826878, 7585420, 9102504, 10240317, 11378130, 12136672, 13653756, 15170840, 17067195, 18205008, 20480634, 22756260, 27307512, 30341680, 34134390, 36410016, 40961268, 45512520, 51201585, 54615024, 60683360, 68268780, 81922536, 91025040, 102403170, 109230048, 136537560, 163845072, 182050080, 204806340, 273075120, 327690144, 409612680, 546150240, 819225360, 1638450720]

約数ペア:

[(1, 1638450720), (2, 819225360), (3, 546150240), (4, 409612680), (5, 327690144), (6, 273075120), (8, 204806340), (9, 182050080), (10, 163845072), (12, 136537560), (15, 109230048), (16, 102403170), (18, 91025040), (20, 81922536), (24, 68268780), (27, 60683360), (30, 54615024), (32, 51201585), (36, 45512520), (40, 40961268), (45, 36410016), (48, 34134390), (54, 30341680), (60, 27307512), (72, 22756260), (80, 20480634), (90, 18205008), (96, 17067195), (108, 15170840), (120, 13653756), (135, 12136672), (144, 11378130), (160, 10240317), (180, 9102504), (216, 7585420), (240, 6826878), (270, 6068336), (288, 5689065), (347, 4721760), (360, 4551252), (432, 3792710), (480, 3413439), (540, 3034168), (694, 2360880), (720, 2275626), (864, 1896355), (1041, 1573920), (1080, 1517084), (1093, 1499040), (1388, 1180440), (1440, 1137813), (1735, 944352), (2082, 786960), (2160, 758542), (2186, 749520), (2776, 590220), (3123, 524640), (3279, 499680), (3470, 472176), (4164, 393480), (4320, 379271), (4372, 374760), (5205, 314784), (5465, 299808), (5552, 295110), (6246, 262320), (6558, 249840), (6940, 236088), (8328, 196740), (8744, 187380), (9369, 174880), (9837, 166560), (10410, 157392), (10930, 149904), (11104, 147555), (12492, 131160), (13116, 124920), (13880, 118044), (15615, 104928), (16395, 99936), (16656, 98370), (17488, 93690), (18738, 87440), (19674, 83280), (20820, 78696), (21860, 74952), (24984, 65580), (26232, 62460), (27760, 59022), (29511, 55520), (31230, 52464), (32790, 49968), (33312, 49185), (34976, 46845), (37476, 43720), (39348, 41640)]