212175040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:223

約数の個数: 224

約数和(自身を含む): 643737600

約数和(自身を除く): 431562560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 79, 80, 88, 109, 110, 112, 140, 154, 158, 160, 176, 218, 220, 224, 280, 308, 316, 320, 352, 385, 395, 436, 440, 448, 545, 553, 560, 616, 632, 704, 763, 770, 790, 869, 872, 880, 1090, 1106, 1120, 1199, 1232, 1264, 1526, 1540, 1580, 1738, 1744, 1760, 2180, 2212, 2240, 2398, 2464, 2528, 2765, 3052, 3080, 3160, 3476, 3488, 3520, 3815, 4345, 4360, 4424, 4796, 4928, 5056, 5530, 5995, 6083, 6104, 6160, 6320, 6952, 6976, 7630, 8393, 8611, 8690, 8720, 8848, 9592, 11060, 11990, 12166, 12208, 12320, 12640, 13904, 15260, 16786, 17222, 17380, 17440, 17696, 19184, 22120, 23980, 24332, 24416, 24640, 25280, 27808, 30415, 30520, 33572, 34444, 34760, 34880, 35392, 38368, 41965, 43055, 44240, 47960, 48664, 48832, 55616, 60277, 60830, 61040, 67144, 68888, 69520, 76736, 83930, 86110, 88480, 94721, 95920, 97328, 120554, 121660, 122080, 134288, 137776, 139040, 167860, 172220, 176960, 189442, 191840, 194656, 241108, 243320, 244160, 268576, 275552, 278080, 301385, 335720, 344440, 378884, 383680, 389312, 473605, 482216, 486640, 537152, 551104, 602770, 663047, 671440, 688880, 757768, 947210, 964432, 973280, 1205540, 1326094, 1342880, 1377760, 1515536, 1894420, 1928864, 1946560, 2411080, 2652188, 2685760, 2755520, 3031072, 3315235, 3788840, 3857728, 4822160, 5304376, 6062144, 6630470, 7577680, 9644320, 10608752, 13260940, 15155360, 19288640, 21217504, 26521880, 30310720, 42435008, 53043760, 106087520, 212175040]

約数ペア:

[(1, 212175040), (2, 106087520), (4, 53043760), (5, 42435008), (7, 30310720), (8, 26521880), (10, 21217504), (11, 19288640), (14, 15155360), (16, 13260940), (20, 10608752), (22, 9644320), (28, 7577680), (32, 6630470), (35, 6062144), (40, 5304376), (44, 4822160), (55, 3857728), (56, 3788840), (64, 3315235), (70, 3031072), (77, 2755520), (79, 2685760), (80, 2652188), (88, 2411080), (109, 1946560), (110, 1928864), (112, 1894420), (140, 1515536), (154, 1377760), (158, 1342880), (160, 1326094), (176, 1205540), (218, 973280), (220, 964432), (224, 947210), (280, 757768), (308, 688880), (316, 671440), (320, 663047), (352, 602770), (385, 551104), (395, 537152), (436, 486640), (440, 482216), (448, 473605), (545, 389312), (553, 383680), (560, 378884), (616, 344440), (632, 335720), (704, 301385), (763, 278080), (770, 275552), (790, 268576), (869, 244160), (872, 243320), (880, 241108), (1090, 194656), (1106, 191840), (1120, 189442), (1199, 176960), (1232, 172220), (1264, 167860), (1526, 139040), (1540, 137776), (1580, 134288), (1738, 122080), (1744, 121660), (1760, 120554), (2180, 97328), (2212, 95920), (2240, 94721), (2398, 88480), (2464, 86110), (2528, 83930), (2765, 76736), (3052, 69520), (3080, 68888), (3160, 67144), (3476, 61040), (3488, 60830), (3520, 60277), (3815, 55616), (4345, 48832), (4360, 48664), (4424, 47960), (4796, 44240), (4928, 43055), (5056, 41965), (5530, 38368), (5995, 35392), (6083, 34880), (6104, 34760), (6160, 34444), (6320, 33572), (6952, 30520), (6976, 30415), (7630, 27808), (8393, 25280), (8611, 24640), (8690, 24416), (8720, 24332), (8848, 23980), (9592, 22120), (11060, 19184), (11990, 17696), (12166, 17440), (12208, 17380), (12320, 17222), (12640, 16786), (13904, 15260)]