168558880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^2$

素因数の和:219

約数の個数: 144

約数和(自身を含む): 484505280

約数和(自身を除く): 315946400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 89, 95, 112, 133, 140, 152, 160, 178, 190, 224, 266, 280, 304, 356, 380, 445, 532, 560, 608, 623, 665, 712, 760, 890, 1064, 1120, 1246, 1330, 1424, 1520, 1691, 1780, 2128, 2492, 2660, 2848, 3040, 3115, 3382, 3560, 4256, 4984, 5320, 6230, 6764, 7120, 7921, 8455, 9968, 10640, 11837, 12460, 13528, 14240, 15842, 16910, 19936, 21280, 23674, 24920, 27056, 31684, 33820, 39605, 47348, 49840, 54112, 55447, 59185, 63368, 67640, 79210, 94696, 99680, 110894, 118370, 126736, 135280, 150499, 158420, 189392, 221788, 236740, 253472, 270560, 277235, 300998, 316840, 378784, 443576, 473480, 554470, 601996, 633680, 752495, 887152, 946960, 1053493, 1108940, 1203992, 1267360, 1504990, 1774304, 1893920, 2106986, 2217880, 2407984, 3009980, 4213972, 4435760, 4815968, 5267465, 6019960, 8427944, 8871520, 10534930, 12039920, 16855888, 21069860, 24079840, 33711776, 42139720, 84279440, 168558880]

約数ペア:

[(1, 168558880), (2, 84279440), (4, 42139720), (5, 33711776), (7, 24079840), (8, 21069860), (10, 16855888), (14, 12039920), (16, 10534930), (19, 8871520), (20, 8427944), (28, 6019960), (32, 5267465), (35, 4815968), (38, 4435760), (40, 4213972), (56, 3009980), (70, 2407984), (76, 2217880), (80, 2106986), (89, 1893920), (95, 1774304), (112, 1504990), (133, 1267360), (140, 1203992), (152, 1108940), (160, 1053493), (178, 946960), (190, 887152), (224, 752495), (266, 633680), (280, 601996), (304, 554470), (356, 473480), (380, 443576), (445, 378784), (532, 316840), (560, 300998), (608, 277235), (623, 270560), (665, 253472), (712, 236740), (760, 221788), (890, 189392), (1064, 158420), (1120, 150499), (1246, 135280), (1330, 126736), (1424, 118370), (1520, 110894), (1691, 99680), (1780, 94696), (2128, 79210), (2492, 67640), (2660, 63368), (2848, 59185), (3040, 55447), (3115, 54112), (3382, 49840), (3560, 47348), (4256, 39605), (4984, 33820), (5320, 31684), (6230, 27056), (6764, 24920), (7120, 23674), (7921, 21280), (8455, 19936), (9968, 16910), (10640, 15842), (11837, 14240), (12460, 13528)]