1027886720

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{449}}^1$

素因数の和:555

約数の個数: 192

約数和(自身を含む): 2904093000

約数和(自身を除く): 1876206280

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, 224, 245, 280, 292, 320, 365, 392, 448, 449, 490, 511, 560, 584, 640, 730, 784, 896, 898, 980, 1022, 1120, 1168, 1460, 1568, 1796, 1960, 2044, 2240, 2245, 2336, 2555, 2920, 3136, 3143, 3577, 3592, 3920, 4088, 4480, 4490, 4672, 5110, 5840, 6272, 6286, 7154, 7184, 7840, 8176, 8980, 9344, 10220, 11680, 12572, 14308, 14368, 15680, 15715, 16352, 17885, 17960, 20440, 22001, 23360, 25144, 28616, 28736, 31360, 31430, 32704, 32777, 35770, 35920, 40880, 44002, 46720, 50288, 57232, 57472, 62860, 65408, 65554, 71540, 71840, 81760, 88004, 100576, 110005, 114464, 125720, 131108, 143080, 143680, 163520, 163885, 176008, 201152, 220010, 228928, 229439, 251440, 262216, 286160, 287360, 327040, 327770, 352016, 402304, 440020, 457856, 458878, 502880, 524432, 572320, 655540, 704032, 880040, 917756, 1005760, 1048864, 1144640, 1147195, 1311080, 1408064, 1606073, 1760080, 1835512, 2011520, 2097728, 2289280, 2294390, 2622160, 2816128, 3212146, 3520160, 3671024, 4195456, 4588780, 5244320, 6424292, 7040320, 7342048, 8030365, 9177560, 10488640, 12848584, 14080640, 14684096, 16060730, 18355120, 20977280, 25697168, 29368192, 32121460, 36710240, 51394336, 64242920, 73420480, 102788672, 128485840, 146840960, 205577344, 256971680, 513943360, 1027886720]

約数ペア:

[(1, 1027886720), (2, 513943360), (4, 256971680), (5, 205577344), (7, 146840960), (8, 128485840), (10, 102788672), (14, 73420480), (16, 64242920), (20, 51394336), (28, 36710240), (32, 32121460), (35, 29368192), (40, 25697168), (49, 20977280), (56, 18355120), (64, 16060730), (70, 14684096), (73, 14080640), (80, 12848584), (98, 10488640), (112, 9177560), (128, 8030365), (140, 7342048), (146, 7040320), (160, 6424292), (196, 5244320), (224, 4588780), (245, 4195456), (280, 3671024), (292, 3520160), (320, 3212146), (365, 2816128), (392, 2622160), (448, 2294390), (449, 2289280), (490, 2097728), (511, 2011520), (560, 1835512), (584, 1760080), (640, 1606073), (730, 1408064), (784, 1311080), (896, 1147195), (898, 1144640), (980, 1048864), (1022, 1005760), (1120, 917756), (1168, 880040), (1460, 704032), (1568, 655540), (1796, 572320), (1960, 524432), (2044, 502880), (2240, 458878), (2245, 457856), (2336, 440020), (2555, 402304), (2920, 352016), (3136, 327770), (3143, 327040), (3577, 287360), (3592, 286160), (3920, 262216), (4088, 251440), (4480, 229439), (4490, 228928), (4672, 220010), (5110, 201152), (5840, 176008), (6272, 163885), (6286, 163520), (7154, 143680), (7184, 143080), (7840, 131108), (8176, 125720), (8980, 114464), (9344, 110005), (10220, 100576), (11680, 88004), (12572, 81760), (14308, 71840), (14368, 71540), (15680, 65554), (15715, 65408), (16352, 62860), (17885, 57472), (17960, 57232), (20440, 50288), (22001, 46720), (23360, 44002), (25144, 40880), (28616, 35920), (28736, 35770), (31360, 32777), (31430, 32704)]