171916640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:197

約数の個数: 192

約数和(自身を含む): 493516800

約数和(自身を除く): 321600160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 67, 70, 79, 80, 112, 116, 134, 140, 145, 158, 160, 203, 224, 232, 268, 280, 290, 316, 335, 395, 406, 464, 469, 536, 553, 560, 580, 632, 670, 790, 812, 928, 938, 1015, 1072, 1106, 1120, 1160, 1264, 1340, 1580, 1624, 1876, 1943, 2030, 2144, 2212, 2291, 2320, 2345, 2528, 2680, 2765, 3160, 3248, 3752, 3886, 4060, 4424, 4582, 4640, 4690, 5293, 5360, 5530, 6320, 6496, 7504, 7772, 8120, 8848, 9164, 9380, 9715, 10586, 10720, 11060, 11455, 12640, 13601, 15008, 15544, 16037, 16240, 17696, 18328, 18760, 19430, 21172, 22120, 22910, 26465, 27202, 31088, 32074, 32480, 36656, 37051, 37520, 38860, 42344, 44240, 45820, 52930, 54404, 62176, 64148, 68005, 73312, 74102, 75040, 77720, 80185, 84688, 88480, 91640, 105860, 108808, 128296, 136010, 148204, 153497, 155440, 160370, 169376, 183280, 185255, 211720, 217616, 256592, 272020, 296408, 306994, 310880, 320740, 366560, 370510, 423440, 435232, 513184, 544040, 592816, 613988, 641480, 741020, 767485, 846880, 1074479, 1088080, 1185632, 1227976, 1282960, 1482040, 1534970, 2148958, 2176160, 2455952, 2565920, 2964080, 3069940, 4297916, 4911904, 5372395, 5928160, 6139880, 8595832, 10744790, 12279760, 17191664, 21489580, 24559520, 34383328, 42979160, 85958320, 171916640]

約数ペア:

[(1, 171916640), (2, 85958320), (4, 42979160), (5, 34383328), (7, 24559520), (8, 21489580), (10, 17191664), (14, 12279760), (16, 10744790), (20, 8595832), (28, 6139880), (29, 5928160), (32, 5372395), (35, 4911904), (40, 4297916), (56, 3069940), (58, 2964080), (67, 2565920), (70, 2455952), (79, 2176160), (80, 2148958), (112, 1534970), (116, 1482040), (134, 1282960), (140, 1227976), (145, 1185632), (158, 1088080), (160, 1074479), (203, 846880), (224, 767485), (232, 741020), (268, 641480), (280, 613988), (290, 592816), (316, 544040), (335, 513184), (395, 435232), (406, 423440), (464, 370510), (469, 366560), (536, 320740), (553, 310880), (560, 306994), (580, 296408), (632, 272020), (670, 256592), (790, 217616), (812, 211720), (928, 185255), (938, 183280), (1015, 169376), (1072, 160370), (1106, 155440), (1120, 153497), (1160, 148204), (1264, 136010), (1340, 128296), (1580, 108808), (1624, 105860), (1876, 91640), (1943, 88480), (2030, 84688), (2144, 80185), (2212, 77720), (2291, 75040), (2320, 74102), (2345, 73312), (2528, 68005), (2680, 64148), (2765, 62176), (3160, 54404), (3248, 52930), (3752, 45820), (3886, 44240), (4060, 42344), (4424, 38860), (4582, 37520), (4640, 37051), (4690, 36656), (5293, 32480), (5360, 32074), (5530, 31088), (6320, 27202), (6496, 26465), (7504, 22910), (7772, 22120), (8120, 21172), (8848, 19430), (9164, 18760), (9380, 18328), (9715, 17696), (10586, 16240), (10720, 16037), (11060, 15544), (11455, 15008), (12640, 13601)]