163953440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:227

約数の個数: 192

約数和(自身を含む): 479001600

約数和(自身を除く): 315048160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 68, 70, 79, 80, 85, 109, 112, 119, 136, 140, 158, 160, 170, 218, 224, 238, 272, 280, 316, 340, 395, 436, 476, 544, 545, 553, 560, 595, 632, 680, 763, 790, 872, 952, 1090, 1106, 1120, 1190, 1264, 1343, 1360, 1526, 1580, 1744, 1853, 1904, 2180, 2212, 2380, 2528, 2686, 2720, 2765, 3052, 3160, 3488, 3706, 3808, 3815, 4360, 4424, 4760, 5372, 5530, 6104, 6320, 6715, 7412, 7630, 8611, 8720, 8848, 9265, 9401, 9520, 10744, 11060, 12208, 12640, 12971, 13430, 14824, 15260, 17222, 17440, 17696, 18530, 18802, 19040, 21488, 22120, 24416, 25942, 26860, 29648, 30520, 34444, 37060, 37604, 42976, 43055, 44240, 47005, 51884, 53720, 59296, 60277, 61040, 64855, 68888, 74120, 75208, 86110, 88480, 94010, 103768, 107440, 120554, 122080, 129710, 137776, 146387, 148240, 150416, 172220, 188020, 207536, 214880, 241108, 259420, 275552, 292774, 296480, 300832, 301385, 344440, 376040, 415072, 482216, 518840, 585548, 602770, 688880, 731935, 752080, 964432, 1024709, 1037680, 1171096, 1205540, 1377760, 1463870, 1504160, 1928864, 2049418, 2075360, 2342192, 2411080, 2927740, 4098836, 4684384, 4822160, 5123545, 5855480, 8197672, 9644320, 10247090, 11710960, 16395344, 20494180, 23421920, 32790688, 40988360, 81976720, 163953440]

約数ペア:

[(1, 163953440), (2, 81976720), (4, 40988360), (5, 32790688), (7, 23421920), (8, 20494180), (10, 16395344), (14, 11710960), (16, 10247090), (17, 9644320), (20, 8197672), (28, 5855480), (32, 5123545), (34, 4822160), (35, 4684384), (40, 4098836), (56, 2927740), (68, 2411080), (70, 2342192), (79, 2075360), (80, 2049418), (85, 1928864), (109, 1504160), (112, 1463870), (119, 1377760), (136, 1205540), (140, 1171096), (158, 1037680), (160, 1024709), (170, 964432), (218, 752080), (224, 731935), (238, 688880), (272, 602770), (280, 585548), (316, 518840), (340, 482216), (395, 415072), (436, 376040), (476, 344440), (544, 301385), (545, 300832), (553, 296480), (560, 292774), (595, 275552), (632, 259420), (680, 241108), (763, 214880), (790, 207536), (872, 188020), (952, 172220), (1090, 150416), (1106, 148240), (1120, 146387), (1190, 137776), (1264, 129710), (1343, 122080), (1360, 120554), (1526, 107440), (1580, 103768), (1744, 94010), (1853, 88480), (1904, 86110), (2180, 75208), (2212, 74120), (2380, 68888), (2528, 64855), (2686, 61040), (2720, 60277), (2765, 59296), (3052, 53720), (3160, 51884), (3488, 47005), (3706, 44240), (3808, 43055), (3815, 42976), (4360, 37604), (4424, 37060), (4760, 34444), (5372, 30520), (5530, 29648), (6104, 26860), (6320, 25942), (6715, 24416), (7412, 22120), (7630, 21488), (8611, 19040), (8720, 18802), (8848, 18530), (9265, 17696), (9401, 17440), (9520, 17222), (10744, 15260), (11060, 14824), (12208, 13430), (12640, 12971)]