901976320

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:305

約数の個数: 216

約数和(自身を含む): 2560612824

約数和(自身を除く): 1658636504

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, 560, 584, 640, 730, 784, 788, 896, 980, 985, 1022, 1120, 1168, 1280, 1379, 1460, 1568, 1576, 1792, 1960, 1970, 2044, 2240, 2336, 2555, 2758, 2920, 3136, 3152, 3577, 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, 18688, 19306, 20440, 22064, 23360, 25216, 27580, 28616, 28762, 31360, 31520, 32704, 35770, 38612, 40880, 44128, 46720, 48265, 50432, 55160, 57232, 57524, 62720, 63040, 65408, 71540, 71905, 77224, 81760, 88256, 93440, 96530, 100667, 110320, 114464, 115048, 126080, 130816, 143080, 143810, 154448, 163520, 176512, 193060, 201334, 220640, 228928, 230096, 252160, 286160, 287620, 308896, 327040, 353024, 386120, 402668, 441280, 457856, 460192, 503335, 572320, 575240, 617792, 654080, 704669, 772240, 805336, 882560, 915712, 920384, 1006670, 1144640, 1150480, 1235584, 1409338, 1544480, 1610672, 1765120, 1840768, 2013340, 2289280, 2300960, 2471168, 2818676, 3088960, 3221344, 3523345, 3681536, 4026680, 4578560, 4601920, 5637352, 6177920, 6442688, 7046690, 8053360, 9203840, 11274704, 12355840, 12885376, 14093380, 16106720, 18407680, 22549408, 25770752, 28186760, 32213440, 45098816, 56373520, 64426880, 90197632, 112747040, 128853760, 180395264, 225494080, 450988160, 901976320]

約数ペア:

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