1803952640

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:307

約数の個数: 240

約数和(自身を含む): 5126236632

約数和(自身を除く): 3322283992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 73, 80, 98, 112, 128, 140, 146, 160, 196, 197, 224, 245, 256, 280, 292, 320, 365, 392, 394, 448, 490, 511, 512, 560, 584, 640, 730, 784, 788, 896, 980, 985, 1022, 1120, 1168, 1280, 1379, 1460, 1568, 1576, 1792, 1960, 1970, 2044, 2240, 2336, 2555, 2560, 2758, 2920, 3136, 3152, 3577, 3584, 3920, 3940, 4088, 4480, 4672, 5110, 5516, 5840, 6272, 6304, 6895, 7154, 7840, 7880, 8176, 8960, 9344, 9653, 10220, 11032, 11680, 12544, 12608, 13790, 14308, 14381, 15680, 15760, 16352, 17885, 17920, 18688, 19306, 20440, 22064, 23360, 25088, 25216, 27580, 28616, 28762, 31360, 31520, 32704, 35770, 37376, 38612, 40880, 44128, 46720, 48265, 50432, 55160, 57232, 57524, 62720, 63040, 65408, 71540, 71905, 77224, 81760, 88256, 93440, 96530, 100667, 100864, 110320, 114464, 115048, 125440, 126080, 130816, 143080, 143810, 154448, 163520, 176512, 186880, 193060, 201334, 220640, 228928, 230096, 252160, 261632, 286160, 287620, 308896, 327040, 353024, 386120, 402668, 441280, 457856, 460192, 503335, 504320, 572320, 575240, 617792, 654080, 704669, 706048, 772240, 805336, 882560, 915712, 920384, 1006670, 1144640, 1150480, 1235584, 1308160, 1409338, 1544480, 1610672, 1765120, 1831424, 1840768, 2013340, 2289280, 2300960, 2471168, 2818676, 3088960, 3221344, 3523345, 3530240, 3681536, 4026680, 4578560, 4601920, 4942336, 5637352, 6177920, 6442688, 7046690, 7363072, 8053360, 9157120, 9203840, 11274704, 12355840, 12885376, 14093380, 16106720, 18407680, 22549408, 24711680, 25770752, 28186760, 32213440, 36815360, 45098816, 51541504, 56373520, 64426880, 90197632, 112747040, 128853760, 180395264, 225494080, 257707520, 360790528, 450988160, 901976320, 1803952640]

約数ペア:

[(1, 1803952640), (2, 901976320), (4, 450988160), (5, 360790528), (7, 257707520), (8, 225494080), (10, 180395264), (14, 128853760), (16, 112747040), (20, 90197632), (28, 64426880), (32, 56373520), (35, 51541504), (40, 45098816), (49, 36815360), (56, 32213440), (64, 28186760), (70, 25770752), (73, 24711680), (80, 22549408), (98, 18407680), (112, 16106720), (128, 14093380), (140, 12885376), (146, 12355840), (160, 11274704), (196, 9203840), (197, 9157120), (224, 8053360), (245, 7363072), (256, 7046690), (280, 6442688), (292, 6177920), (320, 5637352), (365, 4942336), (392, 4601920), (394, 4578560), (448, 4026680), (490, 3681536), (511, 3530240), (512, 3523345), (560, 3221344), (584, 3088960), (640, 2818676), (730, 2471168), (784, 2300960), (788, 2289280), (896, 2013340), (980, 1840768), (985, 1831424), (1022, 1765120), (1120, 1610672), (1168, 1544480), (1280, 1409338), (1379, 1308160), (1460, 1235584), (1568, 1150480), (1576, 1144640), (1792, 1006670), (1960, 920384), (1970, 915712), (2044, 882560), (2240, 805336), (2336, 772240), (2555, 706048), (2560, 704669), (2758, 654080), (2920, 617792), (3136, 575240), (3152, 572320), (3577, 504320), (3584, 503335), (3920, 460192), (3940, 457856), (4088, 441280), (4480, 402668), (4672, 386120), (5110, 353024), (5516, 327040), (5840, 308896), (6272, 287620), (6304, 286160), (6895, 261632), (7154, 252160), (7840, 230096), (7880, 228928), (8176, 220640), (8960, 201334), (9344, 193060), (9653, 186880), (10220, 176512), (11032, 163520), (11680, 154448), (12544, 143810), (12608, 143080), (13790, 130816), (14308, 126080), (14381, 125440), (15680, 115048), (15760, 114464), (16352, 110320), (17885, 100864), (17920, 100667), (18688, 96530), (19306, 93440), (20440, 88256), (22064, 81760), (23360, 77224), (25088, 71905), (25216, 71540), (27580, 65408), (28616, 63040), (28762, 62720), (31360, 57524), (31520, 57232), (32704, 55160), (35770, 50432), (37376, 48265), (38612, 46720), (40880, 44128)]