189902720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:165

約数の個数: 256

約数和(自身を含む): 575769600

約数和(自身を除く): 385866880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 23, 28, 32, 35, 38, 40, 46, 56, 64, 70, 76, 80, 92, 95, 97, 112, 115, 128, 133, 140, 152, 160, 161, 184, 190, 194, 224, 230, 266, 280, 304, 320, 322, 368, 380, 388, 437, 448, 460, 485, 532, 560, 608, 640, 644, 665, 679, 736, 760, 776, 805, 874, 896, 920, 970, 1064, 1120, 1216, 1288, 1330, 1358, 1472, 1520, 1552, 1610, 1748, 1840, 1843, 1940, 2128, 2185, 2231, 2240, 2432, 2576, 2660, 2716, 2944, 3040, 3059, 3104, 3220, 3395, 3496, 3680, 3686, 3880, 4256, 4370, 4462, 4480, 5152, 5320, 5432, 6080, 6118, 6208, 6440, 6790, 6992, 7360, 7372, 7760, 8512, 8740, 8924, 9215, 10304, 10640, 10864, 11155, 12160, 12236, 12416, 12880, 12901, 13580, 13984, 14720, 14744, 15295, 15520, 15617, 17024, 17480, 17848, 18430, 20608, 21280, 21728, 22310, 24472, 25760, 25802, 27160, 27968, 29488, 30590, 31040, 31234, 34960, 35696, 36860, 42389, 42560, 43456, 44620, 48944, 51520, 51604, 54320, 55936, 58976, 61180, 62080, 62468, 64505, 69920, 71392, 73720, 78085, 84778, 85120, 86912, 89240, 97888, 103040, 103208, 108640, 117952, 122360, 124936, 129010, 139840, 142784, 147440, 156170, 169556, 178480, 195776, 206416, 211945, 217280, 235904, 244720, 249872, 258020, 279680, 285568, 294880, 296723, 312340, 339112, 356960, 391552, 412832, 423890, 434560, 489440, 499744, 516040, 589760, 593446, 624680, 678224, 713920, 825664, 847780, 978880, 999488, 1032080, 1179520, 1186892, 1249360, 1356448, 1427840, 1483615, 1651328, 1695560, 1957760, 1998976, 2064160, 2373784, 2498720, 2712896, 2967230, 3391120, 4128320, 4747568, 4997440, 5425792, 5934460, 6782240, 8256640, 9495136, 9994880, 11868920, 13564480, 18990272, 23737840, 27128960, 37980544, 47475680, 94951360, 189902720]

約数ペア:

[(1, 189902720), (2, 94951360), (4, 47475680), (5, 37980544), (7, 27128960), (8, 23737840), (10, 18990272), (14, 13564480), (16, 11868920), (19, 9994880), (20, 9495136), (23, 8256640), (28, 6782240), (32, 5934460), (35, 5425792), (38, 4997440), (40, 4747568), (46, 4128320), (56, 3391120), (64, 2967230), (70, 2712896), (76, 2498720), (80, 2373784), (92, 2064160), (95, 1998976), (97, 1957760), (112, 1695560), (115, 1651328), (128, 1483615), (133, 1427840), (140, 1356448), (152, 1249360), (160, 1186892), (161, 1179520), (184, 1032080), (190, 999488), (194, 978880), (224, 847780), (230, 825664), (266, 713920), (280, 678224), (304, 624680), (320, 593446), (322, 589760), (368, 516040), (380, 499744), (388, 489440), (437, 434560), (448, 423890), (460, 412832), (485, 391552), (532, 356960), (560, 339112), (608, 312340), (640, 296723), (644, 294880), (665, 285568), (679, 279680), (736, 258020), (760, 249872), (776, 244720), (805, 235904), (874, 217280), (896, 211945), (920, 206416), (970, 195776), (1064, 178480), (1120, 169556), (1216, 156170), (1288, 147440), (1330, 142784), (1358, 139840), (1472, 129010), (1520, 124936), (1552, 122360), (1610, 117952), (1748, 108640), (1840, 103208), (1843, 103040), (1940, 97888), (2128, 89240), (2185, 86912), (2231, 85120), (2240, 84778), (2432, 78085), (2576, 73720), (2660, 71392), (2716, 69920), (2944, 64505), (3040, 62468), (3059, 62080), (3104, 61180), (3220, 58976), (3395, 55936), (3496, 54320), (3680, 51604), (3686, 51520), (3880, 48944), (4256, 44620), (4370, 43456), (4462, 42560), (4480, 42389), (5152, 36860), (5320, 35696), (5432, 34960), (6080, 31234), (6118, 31040), (6208, 30590), (6440, 29488), (6790, 27968), (6992, 27160), (7360, 25802), (7372, 25760), (7760, 24472), (8512, 22310), (8740, 21728), (8924, 21280), (9215, 20608), (10304, 18430), (10640, 17848), (10864, 17480), (11155, 17024), (12160, 15617), (12236, 15520), (12416, 15295), (12880, 14744), (12901, 14720), (13580, 13984)]