18173120

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:111

約数の個数: 168

約数和(自身を含む): 53858160

約数和(自身を除く): 35685040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 61, 64, 70, 76, 80, 95, 98, 112, 122, 133, 140, 152, 160, 190, 196, 224, 244, 245, 266, 280, 304, 305, 320, 380, 392, 427, 448, 488, 490, 532, 560, 608, 610, 665, 760, 784, 854, 931, 976, 980, 1064, 1120, 1159, 1216, 1220, 1330, 1520, 1568, 1708, 1862, 1952, 1960, 2128, 2135, 2240, 2318, 2440, 2660, 2989, 3040, 3136, 3416, 3724, 3904, 3920, 4256, 4270, 4636, 4655, 4880, 5320, 5795, 5978, 6080, 6832, 7448, 7840, 8113, 8512, 8540, 9272, 9310, 9760, 10640, 11590, 11956, 13664, 14896, 14945, 15680, 16226, 17080, 18544, 18620, 19520, 21280, 23180, 23912, 27328, 29792, 29890, 32452, 34160, 37088, 37240, 40565, 42560, 46360, 47824, 56791, 59584, 59780, 64904, 68320, 74176, 74480, 81130, 92720, 95648, 113582, 119560, 129808, 136640, 148960, 162260, 185440, 191296, 227164, 239120, 259616, 283955, 297920, 324520, 370880, 454328, 478240, 519232, 567910, 649040, 908656, 956480, 1135820, 1298080, 1817312, 2271640, 2596160, 3634624, 4543280, 9086560, 18173120]

約数ペア:

[(1, 18173120), (2, 9086560), (4, 4543280), (5, 3634624), (7, 2596160), (8, 2271640), (10, 1817312), (14, 1298080), (16, 1135820), (19, 956480), (20, 908656), (28, 649040), (32, 567910), (35, 519232), (38, 478240), (40, 454328), (49, 370880), (56, 324520), (61, 297920), (64, 283955), (70, 259616), (76, 239120), (80, 227164), (95, 191296), (98, 185440), (112, 162260), (122, 148960), (133, 136640), (140, 129808), (152, 119560), (160, 113582), (190, 95648), (196, 92720), (224, 81130), (244, 74480), (245, 74176), (266, 68320), (280, 64904), (304, 59780), (305, 59584), (320, 56791), (380, 47824), (392, 46360), (427, 42560), (448, 40565), (488, 37240), (490, 37088), (532, 34160), (560, 32452), (608, 29890), (610, 29792), (665, 27328), (760, 23912), (784, 23180), (854, 21280), (931, 19520), (976, 18620), (980, 18544), (1064, 17080), (1120, 16226), (1159, 15680), (1216, 14945), (1220, 14896), (1330, 13664), (1520, 11956), (1568, 11590), (1708, 10640), (1862, 9760), (1952, 9310), (1960, 9272), (2128, 8540), (2135, 8512), (2240, 8113), (2318, 7840), (2440, 7448), (2660, 6832), (2989, 6080), (3040, 5978), (3136, 5795), (3416, 5320), (3724, 4880), (3904, 4655), (3920, 4636), (4256, 4270)]